The Beginning of the Prophethood of Muhammad and the First of the Qur'an revealed

Imam Ahmad recorded that `A'ishah said: The first thing that began happening with the Messenger of Allah from the revelation was dreams that he would see in his sleep that would come true. He would not see any dream except that it would come true just like the (clearness of) the daybreak in the morning. Then seclusion became beloved to him. So, he used to go to the cave of Hira' and devote himself to worship there for a number of nights, and he would bring provisions for that. Then he would return to Khadijah and replenish his provisions for a similar number of nights. This continued until the revelation suddenly came to him while he was in the cave of Hira'. The angel came to him while he was in the cave and said, "Read!'' The Messen- ger of Allah said,