Musnad Ahmad 27:1406

'Affan narrated to us, Hammad bin Salamah narrated to us, from Ishaq bin Suwayd, from Yahya bin Ya'mar, from Ibn 'Umar, from the Prophet, peace and blessings of Allah be upon him, the like of it. He said: And Jibril, peace be upon him, used to come to the Prophet, peace and blessings of Allah be upon him, in the form of Dihyah.