verification.php

<?php
/**-------------------------------------------
* @package Webmaster Verification
* @link http://rhythmshahriar.com/
* @author Rhythm <[email protected]>
* @copyright Copyright (c) 2013, Rhythm Shahriar
-------------------------------------------------*/
// Google, Bing, Alexa Verification Codes
add_action( 'wp_head', 'rhythm_verification_codes' );
function rhythm_verification_codes () {
?>
 <meta name="google-site-verification" content="yourVerificationKeyCode" />
 <meta name="msvalidate.01" content="yourVerificationKeyCode" />
 <meta name="alexaVerifyID" content="yourVerificationKeyCode" />
<?php
}