In this widget you have to type the Property ID you’d like to show and a second line. The Property ID is taken from the URL of the Property Page in Admin – Agents – Edit Property.
EX: In this URL http://http://wpresidence.net//wp-admin/post.php?post=90&action=edit the property ID is 90.
Go to Admin-Appearance-Widgets and add the Featured Listing in the sidebar as per your wish
Add the Property ID