In this city, twelve hypocrites refused to pray at a building constructed where a donkey was hitched. This city’s constitution was signed by eight tribes called the Helpers. In this city, three coffins (20[1])and an empty grave were surrounded (0[1])by a pentagonal (20[1])wall to discourage circumambulation. Praying at this city’s Quba Mosque yields a reward equivalent to one Umrah pilgrimage. (20[1])The Green Dome marks (20[1]0[1])a (*) burial (0[1])site (10[1]0[1])at this city’s (10[1])Mosque (10[1])of the (10[1])Prophet. (10[1]0[2])After (0[1])its people welcomed (10[1])persecuted (10[1])visitors, (10[2])this city (10[1])was (0[1])renamed (10[1])from Yathrib to the (10[1])Arabic (10[2])word (10[1])for “city.” (10[1])A trip to this city marked the beginning of the Islamic calendar. (10[2])During the Hijra, Muhammad (10[1])fled (10[1])to (10[2])this city. For 10 points, name this (0[1])second holiest city in Islam (10[1])after (10[1])Mecca. (10[1]0[1])■END■ (10[4])