Har Dass, the grandfather of Sardar Jassa Singh, was a resident of Sur – Singh, a large village in the Lahore district. He took Pahul (the Sikh baptism) from the hands of Guru Gobind Singh Ji himself and leaving the plough became one of his personal attendants. After the death of the Guru he joined the following of the Banda and took part in almost every religious battle under his flag against the Mughal Empire. In 1716 AD., he died in a skirmish. After him his son Sardar Bhagwan Singh became the head of the family, and with 200 followers entered the Imperial forces under the Governor of Lahore. Owing to his ability he rose to be a distinguished officer. He died fighting for his master in 1739 at Lahore, when Nadar Shah invaded India and the Governor resisted him ineffectually. He had five sons. Sardar Jassa Singh, the eldest, now became the head of the family..
