Listen to Ek Baar Agar online. Ek Baar Agar is an Urdu language song and is sung by Haji Maqbool Sabri and Haji Mehmood Sabri. Ek Baar Agar, from the album Rabb - E- Akbar, was released in the year 2004. The duration of the song is 13:28. Download Urdu songs online from JioSaavn.