As an adult, Muhammad would retreat to a cave on Mount Hira, near Mecca, for several nights of seclusion and prayer. It is reported that it was at this spot that Muhammad was visited by Gabriel and received his first revelation from God. He received revelations from 609-632 C.E. What do the events in this passage best describe? a The revelation of the Qur'an to Muhammad b Muhammad's career as a prophet c The two primary Muslim texts d Muhammad's upright character