īorn in Lyallpur (Faisalabad), Khan had his first public performance at the age of 15, at his father's chelum. Khan is widely credited with introducing qawwali music to international audiences. He was known for his vocal abilities and could perform at a high level of intensity for several hours. He was described as the fourth greatest singer of all time by LA Weekly in 2016. Sometimes called the 'Shahenshah-e-Qawwali' (the King of Kings of Qawwali), he is considered by The New York Times to be the greatest qawwali singer of his generation. He was primarily a singer of qawwali - a form of Sufi devotional music. Ustad Nusrat Fateh Ali Khan PP ( Punjabi: نصرت فتح علی خان born Pervez Fateh Ali Khan 13 October 1948 – 16 August 1997) was a Pakistani singer, songwriter, and music director.