Qasim ibn al-Abbas

Qasim ibn abbas was the son of Abbas ibn Ali and Lubaba bint Ubaydillah. He and his brother al-Fadl ibn al-Abbas were killed in the Battle of Karbala. His other brother Ubaydullah ibn al-Abbas, was still alive after the battle and continued to spread Islam in the name of his father Abbas ibn Ali and his uncle Husayn ibn Ali.

See also