Islam is a monotheistic religion that emerged in the Arabian peninsula 622 A.D. They recognize one god (Allah) and believe in the teachings of Muhammad. Muhammad believed that Allah had revealed himself through Jesus and Moses. Their book is Qur'an (the holy book)and it was founded in Saudi Arabia. A follower of Islam is known as a Muslim. Islam was spread by the Islamic teachings and it has Five Pillars of practice. The Five Pillars of Islam are faith in one God, establishment in the daily prayers, concern for the needy, self purification including fasting, and the pilgrimage to Mecca.