$list_params = array(
    'type' => 'object',
    'limit' => 4,                    // Latest 4 blog
    'full_view' => false,
    'list_type_toggle' => false,
    'pagination' => false,
    'subtype' = 'blog',
);
$blogs = elgg_list_entities($list_params);

$body = elgg_view_layout('my_homepage', array('blogs' => $blogs));
echo elgg_view_page('', $body);

@Rohit Gupta Thanks!

The site show: ERROR 500

Check your php error log for the error description

@Rohit Gupta, Thanks!