diff --git a/wp-includes/category-template.php b/wp-includes/category-template.php
index e2f0cb0115..85922eb42f 100644
--- a/wp-includes/category-template.php
+++ b/wp-includes/category-template.php
@@ -1153,7 +1153,7 @@ function get_tag_link( $tag ) {
  *
  * @since 2.3.0
  *
- * @param int $post_id Post ID.
+ * @param int|WP_Post $post_id Post ID or object.
  * @return WP_Term[]|false|WP_Error Array of WP_Term objects on success, false if there are no terms
  *                                  or the post does not exist, WP_Error on failure.
  */
diff --git a/wp-includes/class-wp-http-streams.php b/wp-includes/class-wp-http-streams.php
index 57671c8f86..ce676294a3 100644
--- a/wp-includes/class-wp-http-streams.php
+++ b/wp-includes/class-wp-http-streams.php
@@ -94,7 +94,7 @@ class WP_Http_Streams {
 		$ssl_verify = isset( $parsed_args['sslverify'] ) && $parsed_args['sslverify'];
 		if ( $is_local ) {
 			/**
-			 * Filters whether SSL should be verified for local requests.
+			 * Filters whether SSL should be verified for local HTTP API requests.
 			 *
 			 * @since 2.8.0
 			 * @since 5.1.0 The `$url` parameter was added.
diff --git a/wp-includes/deprecated.php b/wp-includes/deprecated.php
index 44999504dc..09d82f872f 100644
--- a/wp-includes/deprecated.php
+++ b/wp-includes/deprecated.php
@@ -1911,6 +1911,7 @@ function get_attachment_icon_src( $id = 0, $fullsize = false ) {
 	} elseif ( $src = wp_mime_type_icon( $post->ID ) ) {
 		// No thumb, no image. We'll look for a mime-related icon instead.
 
+		/** This filter is documented in wp-includes/post.php */
 		$icon_dir = apply_filters( 'icon_dir', get_template_directory() . '/images' );
 		$src_file = $icon_dir . '/' . wp_basename($src);
 	}
diff --git a/wp-includes/general-template.php b/wp-includes/general-template.php
index 94e2d1b97d..26fe0a3674 100644
--- a/wp-includes/general-template.php
+++ b/wp-includes/general-template.php
@@ -2585,7 +2585,7 @@ function the_modified_date( $format = '', $before = '', $after = '', $echo = tru
  *
  * @param string      $format Optional. PHP date format. Defaults to the 'date_format' option.
  * @param int|WP_Post $post   Optional. Post ID or WP_Post object. Default current post.
- * @return string|false Date the current post was modified. False on failure.
+ * @return string|int|false Date the current post was modified. False on failure.
  */
 function get_the_modified_date( $format = '', $post = null ) {
 	$post = get_post( $post );
@@ -2605,9 +2605,9 @@ function get_the_modified_date( $format = '', $post = null ) {
 	 * @since 2.1.0
 	 * @since 4.6.0 Added the `$post` parameter.
 	 *
-	 * @param string|false $the_time The formatted date or false if no post is found.
-	 * @param string       $format   PHP date format.
-	 * @param WP_Post|null $post     WP_Post object or null if no post is found.
+	 * @param string|int|false $the_time The formatted date or false if no post is found.
+	 * @param string           $format   PHP date format.
+	 * @param WP_Post|null     $post     WP_Post object or null if no post is found.
 	 */
 	return apply_filters( 'get_the_modified_date', $the_time, $format, $post );
 }
@@ -2831,7 +2831,7 @@ function the_modified_time( $format = '' ) {
  *                            was modified. Accepts 'G', 'U', or PHP date format.
  *                            Defaults to the 'time_format' option.
  * @param int|WP_Post $post   Optional. Post ID or WP_Post object. Default current post.
- * @return string|false Formatted date string or Unix timestamp. False on failure.
+ * @return string|int|false Formatted date string or Unix timestamp. False on failure.
  */
 function get_the_modified_time( $format = '', $post = null ) {
 	$post = get_post( $post );
@@ -2851,10 +2851,10 @@ function get_the_modified_time( $format = '', $post = null ) {
 	 * @since 2.0.0
 	 * @since 4.6.0 Added the `$post` parameter.
 	 *
-	 * @param string|false $the_time The formatted time or false if no post is found.
-	 * @param string       $format   Format to use for retrieving the time the post
-	 *                               was modified. Accepts 'G', 'U', or PHP date format.
-	 * @param WP_Post|null $post     WP_Post object or null if no post is found.
+	 * @param string|int|false $the_time The formatted time or false if no post is found.
+	 * @param string           $format   Format to use for retrieving the time the post
+	 *                                   was modified. Accepts 'G', 'U', or PHP date format.
+	 * @param WP_Post|null     $post     WP_Post object or null if no post is found.
 	 */
 	return apply_filters( 'get_the_modified_time', $the_time, $format, $post );
 }
@@ -2908,10 +2908,10 @@ function get_post_modified_time( $format = 'U', $gmt = false, $post = null, $tra
 	 *
 	 * @since 2.8.0
 	 *
-	 * @param string $time   The formatted time.
-	 * @param string $format Format to use for retrieving the time the post was modified.
-	 *                       Accepts 'G', 'U', or PHP date format. Default 'U'.
-	 * @param bool   $gmt    Whether to retrieve the GMT time. Default false.
+	 * @param string|int $time   Formatted date string or Unix timestamp if `$format` is 'U' or 'G'.
+	 * @param string     $format Format to use for retrieving the time the post was modified.
+	 *                           Accepts 'G', 'U', or PHP date format. Default 'U'.
+	 * @param bool       $gmt    Whether to retrieve the GMT time. Default false.
 	 */
 	return apply_filters( 'get_post_modified_time', $time, $format, $gmt );
 }
diff --git a/wp-includes/media.php b/wp-includes/media.php
index 7778b6bd1c..8b8b862e5d 100644
--- a/wp-includes/media.php
+++ b/wp-includes/media.php
@@ -42,7 +42,7 @@ function wp_get_additional_image_sizes() {
  *
  * @since 2.5.0
  *
- * @global int   $content_width
+ * @global int $content_width
  *
  * @param int          $width   Width of the image in pixels.
  * @param int          $height  Height of the image in pixels.
@@ -1081,7 +1081,7 @@ function wp_get_attachment_image( $attachment_id, $size = 'thumbnail', $icon = f
 		 *
 		 * @since 2.8.0
 		 *
-		 * @param array        $attr       Array of attribute values for the image markup, keyed by attribute name.
+		 * @param string[]     $attr       Array of attribute values for the image markup, keyed by attribute name.
 		 *                                 See wp_get_attachment_image().
 		 * @param WP_Post      $attachment Image attachment post.
 		 * @param string|int[] $size       Requested image size. Can be any registered image size name, or
@@ -1109,7 +1109,7 @@ function wp_get_attachment_image( $attachment_id, $size = 'thumbnail', $icon = f
 	 * @param string|int[] $size          Requested image size. Can be any registered image size name, or
 	 *                                    an array of width and height values in pixels (in that order).
 	 * @param bool         $icon          Whether the image should be treated as an icon.
-	 * @param array        $attr          Array of attribute values for the image markup, keyed by attribute name.
+	 * @param string[]     $attr          Array of attribute values for the image markup, keyed by attribute name.
 	 *                                    See wp_get_attachment_image().
 	 */
 	return apply_filters( 'wp_get_attachment_image', $html, $attachment_id, $size, $icon, $attr );
@@ -1237,7 +1237,7 @@ function wp_get_attachment_image_srcset( $attachment_id, $size = 'medium', $imag
  * @param string $image_src     The 'src' of the image.
  * @param array  $image_meta    The image meta data as returned by 'wp_get_attachment_metadata()'.
  * @param int    $attachment_id Optional. The image attachment ID. Default 0.
- * @return string|bool          The 'srcset' attribute value. False on error or when only one source exists.
+ * @return string|false The 'srcset' attribute value. False on error or when only one source exists.
  */
 function wp_calculate_image_srcset( $size_array, $image_src, $image_meta, $attachment_id = 0 ) {
 	/**
@@ -1476,7 +1476,7 @@ function wp_get_attachment_image_sizes( $attachment_id, $size = 'medium', $image
  *                                    Default null.
  * @param int          $attachment_id Optional. Image attachment ID. Either `$image_meta` or `$attachment_id`
  *                                    is needed when using the image size name as argument for `$size`. Default 0.
- * @return string|bool A valid source size value for use in a 'sizes' attribute or false.
+ * @return string|false A valid source size value for use in a 'sizes' attribute or false.
  */
 function wp_calculate_image_sizes( $size, $image_src = null, $image_meta = null, $attachment_id = 0 ) {
 	$width = 0;
diff --git a/wp-includes/ms-site.php b/wp-includes/ms-site.php
index 31d1c7ce99..233283871d 100644
--- a/wp-includes/ms-site.php
+++ b/wp-includes/ms-site.php
@@ -860,8 +860,8 @@ function wp_uninitialize_site( $site_id ) {
 	 *
 	 * @since MU (3.0.0)
 	 *
-	 * @param string $uploads['basedir'] Uploads path without subdirectory. @see wp_upload_dir()
-	 * @param int    $site_id            The site ID.
+	 * @param string $basedir Uploads path without subdirectory. @see wp_upload_dir()
+	 * @param int    $site_id The site ID.
 	 */
 	$dir     = apply_filters( 'wpmu_delete_blog_upload_dir', $uploads['basedir'], $site->id );
 	$dir     = rtrim( $dir, DIRECTORY_SEPARATOR );
diff --git a/wp-includes/taxonomy.php b/wp-includes/taxonomy.php
index b60d593140..7c8463cf00 100644
--- a/wp-includes/taxonomy.php
+++ b/wp-includes/taxonomy.php
@@ -2048,8 +2048,8 @@ function wp_delete_category( $cat_ID ) {
  * @param int|int[]       $object_ids The ID(s) of the object(s) to retrieve.
  * @param string|string[] $taxonomies The taxonomy names to retrieve terms from.
  * @param array|string    $args       See WP_Term_Query::__construct() for supported arguments.
- * @return array|WP_Error The requested term data or empty array if no terms found.
- *                        WP_Error if any of the taxonomies don't exist.
+ * @return WP_Term[]|WP_Error Array of terms or empty array if no terms found.
+ *                            WP_Error if any of the taxonomies don't exist.
  */
 function wp_get_object_terms( $object_ids, $taxonomies, $args = array() ) {
 	if ( empty( $object_ids ) || empty( $taxonomies ) ) {
@@ -2125,11 +2125,11 @@ function wp_get_object_terms( $object_ids, $taxonomies, $args = array() ) {
 	 *
 	 * @since 4.2.0
 	 *
-	 * @param array    $terms      Array of terms for the given object or objects.
-	 * @param int[]    $object_ids Array of object IDs for which terms were retrieved.
-	 * @param string[] $taxonomies Array of taxonomy names from which terms were retrieved.
-	 * @param array    $args       Array of arguments for retrieving terms for the given
-	 *                             object(s). See wp_get_object_terms() for details.
+	 * @param WP_Term[] $terms      Array of terms for the given object or objects.
+	 * @param int[]     $object_ids Array of object IDs for which terms were retrieved.
+	 * @param string[]  $taxonomies Array of taxonomy names from which terms were retrieved.
+	 * @param array     $args       Array of arguments for retrieving terms for the given
+	 *                              object(s). See wp_get_object_terms() for details.
 	 */
 	$terms = apply_filters( 'get_object_terms', $terms, $object_ids, $taxonomies, $args );
 
@@ -2144,11 +2144,11 @@ function wp_get_object_terms( $object_ids, $taxonomies, $args = array() ) {
 	 *
 	 * @since 2.8.0
 	 *
-	 * @param array    $terms      Array of terms for the given object or objects.
-	 * @param int[]    $object_ids Array of object IDs for which terms were retrieved.
-	 * @param string[] $taxonomies Array of taxonomy names from which terms were retrieved.
-	 * @param array    $args       Array of arguments for retrieving terms for the given
-	 *                             object(s). See wp_get_object_terms() for details.
+	 * @param WP_Term[] $terms      Array of terms for the given object or objects.
+	 * @param string    $object_ids Comma separated list if object IDs for which terms were retrieved.
+	 * @param string    $taxonomies SQL fragment of taxonomy names from which terms were retrieved.
+	 * @param array     $args       Array of arguments for retrieving terms for the given
+	 *                              object(s). See wp_get_object_terms() for details.
 	 */
 	return apply_filters( 'wp_get_object_terms', $terms, $object_ids, $taxonomies, $args );
 }
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 928dc77681..465fcbf598 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-beta4-49596';
+$wp_version = '5.6-beta4-49597';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.