Complex sentence: In season 9, where he sang "Afreen Afreen" along with Momina Mustehsan and "Rang" with Amjad Sabri, which was the final performance of the latter, prior to his assassination on 22 June 2016.
Split into simpler sentences: In season 9, he sang "Afreen Afreen" along with Momina Mustehsan. He collaborated with Amjad Sabri for "Aaj Rang Hai", which was the final performance of the latter, prior to his assassination on 22 June 2016.