Aqil Das, also known as Harbhagat Niranjania, was the head (guru) of the unorthodox Hindali sect of Sikhism based out of Jandiala. According to Sikh sources, he acted as a spy against the Sikhs for the Mughal and Durrani administrations, and provided information on the whereabouts of prominent Sikhs, such as Mehtab Singh and Taru Singh.