O you who've believed, while you are advised, “Space yourselves” in assemblies, then make space; Allah will make House for yourself. H?r?n was born in Rey, then Element of Jibal from the Abbasid Caliphate, in existing-working day Tehran Province, Iran. He was the son of al-Mahdi, the 3rd Abbasid caliph (r. 775–785), and his wife al-Khayzuran