Hassan II Mosque in building and beautifying the mosque. However, the building was not completed on schedule which delayed inauguration. The formal inauguration was subsequently chosen to be the 11th Rabi' al-awwal of the year 1414 of the Hegira, corresponding to 30 August 1993, which also marked the eve of the anniversary of Prophet Muhammad’s birth. It was dedicated to the Sovereign of Morocco. Construction costs, estimated to be about 585 million euro, were an issue of debate in Morocco, a lower mid-income country. While Hassan wished to build a mosque which would be second in size only to the mosque at Mecca,
Takelot II to year 22 of Sheshonq III. Osorkon B did not immediately ascend to his father's throne presumably because he was involved in a prolonged civil war with his rival Pedubast I and, later, Shoshenq VI, for control of Thebes. Instead, he merely dated his activities to the serving Dynasty 22 Pharaoh at Tanis: Shoshenq III. The Crown Prince Osorkon B was not outmaneuvered to the throne of Tanis by Shoshenq III because both men ruled over separate kingdoms with the 22nd Dynasty controlling Lower Egypt, and Takelot II/Osorkon B ruling over most of Upper Egypt from Herakleopolis Magna to Thebes,