Three brothers in the Zirid kingdom

A young man's faithful fulfillment of a particular mitzvah--hand washing--saves him from harm. In this first part of three: in medieval North Africa as the Fatimids battle the Abbasids, a youth saves a small kingdom's prince from the "Storm Raiders" brigands and the treachery of his father's vizier, but the robbers still operate and the prince is still in hiding. --