It was built by Saladin (born Yusuf) in the 12th century, and has been renovated several times.[1][2][3] It bears inscriptions from the 12th and 17th centuries: one dated 1191 in Saladin's name, and two mentioning Yusuf Agha, possibly a governor of Jerusalem or a eunuch in the Ottoman imperial palace.[1][4][5]
^ abCarole Hillenbrand (2000). The Crusades: Islamic perspectives (Illustrated, reprint, annotated ed.). Routledge. p. 191. ISBN978-0-415-92914-1. a monumental inscription dated 587(AH)/1191 in [Saladin's] name on the Dome of Joseph [Qubbat Yusuf] on the Haram esplanade: 'the victorious king, the probity of this world and of [true] religion, the Sultan of Islam and of the Muslims, the servant of the two noble sanctuaries and of Jerusalem.'