Sahih Muslim | Book 30 | Hadith Number 5809

Narrated by Ibn 'Abbas
Ibn 'Abbas reported that Allah's Messenger (may peace be upon him) stayed in Mecca for fifteen years (after his advent as a Prophet) and he heard the voice of Gabriel and saw his radiance for seven years but did not see any visible form, and then received revelation for ten years, and he stayed in Medina for ten years.