[5] The only extant source is the Diwan-i Farruhi, a Persian chronicle by Abul-Hasan Ali describing Mahmud of Ghazni's invasion (1025 AD) of Mansura, the erstwhile capital of Sindh.
[6] Contemporary coinage from Sindh is scarce and of poor quality with offset flans — while some of them can be read to contain the name of Al-Zahir li-i'zaz Din Allah and Al-Mustansir Billah, the Fatimid Caliphs from 1021 until 1094, then, they lack in the name of the issuer and cannot evidence the dynasty.
[12] Some of them were adherents of Isma'ilism — Arab travelers held them to be Qarmatians, and correspondence with the Fatimid caliph, Al-Mustansir Billah has been located.
[8] The Ghurids and Ghaznavids continued to rule parts of Sindh, across the eleventh and early twelfth century, alongside Soomras.
[6] One of their kings Shimuddin Chamisar had submitted to Iltutmish, the Sultan of Delhi, and was allowed to continue as a vassal.