$forum_number = $instance['show_forum_number'];
$forum_number = " \"$forum_number\" ";
$select_thread_qry = '
SELECT thread_id, title, node_id, discussion_state FROM `xf_thread`
WHERE discussion_state = 1 AND node_id = ' . $forum_number . '
ORDER BY `thread_id` DESC
LIMIT 50
';
$select_threads = XenForo_Application::get( 'db' )->fetchAll( $select_thread_qry );