 <?php
//* Do NOT include the opening php tag shown above. Copy the code shown below.
 
//* Modify the author says text in comments
add_filter( 'comment_author_says_text', 'sp_comment_author_says_text' );
function sp_comment_author_says_text() {
	return 'author says';
}

	<?php
	//* Do NOT include the opening php tag shown above. Copy the code shown below.

	//* Modify the author says text in comments
	add_filter( 'comment_author_says_text', 'sp_comment_author_says_text' );
	function sp_comment_author_says_text() {
	return 'author says';
	}