The two daughters of Yezdegerd married Hassan, the son of Ali, and Mohammed, the son of Abubeker; and the first of these was the father of a numerous progeny. The daughter of Phirouz became the wife of the caliph Walid, and their son Yezid derived his genuine or fabulous descent from the Chosroes of Persia, the Caesars of Rome, and the Chagans of the Turks or Avars, (D'Herbelot, Bibliot. Orientale, p. 96, 487.)