Zain Khan Sirhindi fought during the Third Battle of Panipat and strengthened Mughal rule in the region.
Zain Khan was sipahsalar and a great noble at the court of Ahmed Shah Durrani.
Zain Khan however soon grew notorious for plundering villages within his own territory as well as refusing to pay his own soldiers.
[1] Zain Khan supported the Durranis and participated in the Vadda Ghallughara genocide of Sikhs that occurred on 5 February 1762.
[2] In January 1764, Ahmad Shah Durrani led his sixth expedition to assist Sadat Yar Khan of Doab and Zain Khan Sirhindi and his Mughal Army which was later overrun outside Sirhind, by 36,000 Sikh rebels led by Jassa Singh Ahluwalia, who plundered Lahore and the upper Doab.