Muslim: from a personal name based on Arabic muḥammad ‘praiseworthy’ (derived from the verb ḥamida ‘praise’). This is the name of the founder of Islam, the Prophet Muhammad (570–632). He began to receive spiritual revelations at the age of 40. The Qur’an, the holy book of Islam, was revealed to him by the Angel Jibril (Gabriel). As a personal name, this name is extremely common throughout the Muslim world.