Al-Mu’izz, Li-din Allah (930-975);
a powerful Fatimid caliph who expanded the Fatimid rule from North Africa to Egypt; the founder of Cairo, Al-Qahirah, in 972/3 and the mosque of Al-Azhar.
Ltd, FSTC. 1001 Inventions: The Enduring Legacy of Muslim Civilization: Reference (4th) Edition Annotated, Text only. . FSTC. Kindle Edition.