The Hill States were supported by the Sikhs led by Jassa Singh Ahluwalia.
During the rainy season of July-August 1752, Aziz Khan was sent by Mir Mannu to collect tribute from the hill chiefs and bring it to Lahore with him.
[1] However, Aziz Khan on purpose set the tribute at a cost in which the hill chiefs couldn't pay him.
A fierce engagement took place the next day in which the hill states and the Dal Khalsa managed to defeat the imperial army and slay the steward.
[4] In the Battle of Anandpur (1753) the Mughals were defeated but managed to massacre a large number of innocent Sikhs.