Most of the information about its existence comes from the Chach Nama, a historical account of the Chach-Brahmin dynasty.

For the campaign Caliph Abd al-Malik ibn Marwan granted a large army to the governor Al-Hajjaj ibn Yusuf, but no attempt was made to annex Sindh due to the caliph's death.

Under his son and successor Al-Walid I, the general Muhammad bin Qasim led Islamic invasion of Sindh in 712.

During the conflict local Buddhist clans who maintained loyalty to the previous Rai dynasty such as the Jats, allied themselves with the Ummayads against Dahir.

[8] The known rulers of the Brahmin dynasty are:[2] Under the Umayyad Caliphate: This article about Pakistani history is a stub.