Moroccan-born founder of Ahmadi Sufi order, one of the four largest in Egypt. Influenced by Ahmad al-Rifai and Abd al-Qadir al-Jilani and their Sufi orders. Received a vision instructing him to go to Egypt, where he won many followers and reputedly worked miracles. Fought against the Crusaders. The annual celebration of his birth (mawlid) is among the most popular feasts in Egypt. By the early nineteenth century, three feasts were being held in his honor, coinciding with the agricultural cycle of the Nile Delta. The shrine and mosque built over his tomb are popular sites for devotees.