expresses gratitude and worship. Performing prayers five times a day is compulsory but flexibility in the timing specifics is allowed depending on circumstances. The prayers are recited in the Arabic language, and consist of verses from the Quran. The prayers are done in direction of the Ka'bah. The act of supplicating is referred to as dua. A mosque is a place of worship for Muslims, who often refer to it by its Arabic name masjid. A large mosque for gathering for Friday prayers or Eid prayers are called masjid jāmi (مَسْجِد جَامِع, 'congregational mosque'). Although the primary purpose of the mosque is to serve as a place of prayer, it is also important to the Muslim community as a place to meet and study. The Masjid an-Nabawi ('Prophetic Mosque') in Medina, Saudi Arabia, was also a pla