al-Qasim ibn Ad-Da'i (970-1042) was the son of Emir Ad-Da'i Yusuf of Rassid Emirate.
Biography[]
al-Qasim ibn Ad-Da'i was the son of emir Ad-Da'i Yusuf of Rassid Emirate, and was from a Shi'ite Muslim Bedouin family, the Rassids. His son was Yusuf ibn al-Qasim.