Hadi's forces then proceeded to wipe out the Zawaya's tax collecting expedition. Uthman was in turn killed fighting the Wolof, and was succeeded by a string of 3 Imams including Munir ad-Din, Nasir ad-Din's brother.
After Hadi's troops defeated the Zawaya tax collectors, Uthman was killed fighting the Wolof people. His successor was a line of three Imams, including Munir ad-Din, who was the brother of Nasir ad-Din.