Mezue ahịrịokwu na-esonụ: Ubaydallah ibn al-Sari () (nwụrụ 865) bụ gọvanọ nke Ijipt site na 822 ruo 826. Nwa al-Sari ibn al-Hakam, ọ bụ onye nke atọ na onye ikpeazụ n'ezinụlọ ya iji chịa onwe ya n'akụkụ ụfọdụ nke Ijipt n'oge nsogbu nke sochiri Ọchịchị nke Abụọ nke Egypt.
nnukwu agha obodo Abbasid, na ịrara onwe ya nye Abdallah ibn Tahir na 826 gosipụtara ntinye nke ikike Abbasid siri ike na mpaghara ahụ maka oge mbụ kemgbe mmalite nke esemokwu ahụ.