Everything you need can be found on the Codex documentation page for post thumbnails.
http://codex.wordpress.org/Post_Thumbnails
Specifically i think you’re looking for..
<?php the_post_thumbnail(); ?>
Everything you need can be found on the Codex documentation page for post thumbnails.
http://codex.wordpress.org/Post_Thumbnails
Specifically i think you’re looking for..
<?php the_post_thumbnail(); ?>