Some articles on jarjarai:

Ali Bin Ahmad Jarjarai
... Ali bin Ahmad Jarjarai came from a small town south of Baghdad ... In the ensuing years Al-Jarjarai exercised power as one of a group of favourites of Ali az-Zahir, while the kingdom was shaken by a severe famine and a Bedouin ... Under the Caliph Al-Mustansir Al-Jarjarai assumed the regency during his minority ...