The capacity of the Prophet's Mosque reaches around two million worshippers. Since the establishment of the Kingdom of Saudi Arabia , the Saudi government has prioritized the expansion, construction, and maintenance of the Two Holy Mosques. The care for the Prophet's Mosque is evident through its successive expansions. Founding King Abdulaziz Al Saud took great care of the Prophet's Mosque, and in 1949, he announced his intention to expand it. The expansion and construction were ...