The family fell from power during and after the Fourth Fitna (fourth civil war), when the traditional Arab families began to be increasingly sidelined by Caliph al-Ma'mun's Turkic and Iranian generals. One of the few members of the family who rose to prominence after that was Abu Muhammad al-Hasan al-Muhallabi, the capable vizier of the 10th-century Buyid emir Mu'izz al-Dawla.