Амр ибн аль-Ас
The hills are in the region of ancient Fustat, the new capital founded by 'Amr ibn al-'As after the Muslim conquest of Egypt in 642 CE. The Zabbaleen people, who are an integral part of collecting and processing Cairo's municipal solid waste, live in Manshiyat Naser, Garbage City, at the foot of the Mokattam Hills.