Fact file : Islam Facts Prophet Muhammad was the founder of Islam. The Arabic word Islam means submission and obedience and derives from a word meaning peace. A Muslim is a follower of the religion of Islam. Facts The Muslim scripture is a Holy Qur'an Muslim building for communal worship is called a mosque. Main Muslim Festivals Ramadan is the ninth month of the Islamic calendar and a time when Muslims across the world fast during the hours of daylight. Dhu Al Hijja: The month of pilgrimage during which all muslims , at least once in their life should make the pilgrimage to Mecca. Main Muslim Festivals Al Hijja: The Islamic New year begins on the day Prophet Muhammad left Mecca to travel to Mediana. By SHARDIYA