Nusrat Fateh Ali Khan
Ustad Nusrat Fateh Ali Khan (13 October 1948 – 16 August 1997), also known by his initials NFAK, was a Pakistani singer, songwriter, multi-instrumentalist, composer, and music director, primarily associated with qawwali, a form of Sufi devotional music from Pakistan and India. He ranks as one of the most influential South Asian singers of all time.