Rahat performed publicly for the first time, when he was nine, on the death anniversary of his grandfather. Since he was fifteen, he was an integral part of Nusrat Fateh Ali Khan’s well-known qawwali group and toured the United Kingdom with his uncle in 1985. He also performed solo songs at different concerts, in addition to fulfilling his roles in the Qawwali group. He debuted as a playback singer in Bollywood with the movie