Listen to Omar Esa - Rabb Vocals Only online. Omar Esa - Rabb Vocals Only is an Urdu language song and is sung by نات وحمد, Labbayk and Nasheeds. Omar Esa - Rabb Vocals Only, from the album Ya Allah Bless me in Ramadan by Listing to these Nasheeds, was released in the year 2022. The duration of the song is 4:00. Download Urdu songs online from JioSaavn.