Divination and Omens (Kitab Al-Kahanah Wa Al-Tatayyur)
Dawud :: Book 29 : Hadith 3914
Narrated Jabir ibn Abdullah:
The Apostle of Allah (peace_be_upon_him) took a man who was suffering from tubercular leprosy by the hand; he then put it along with his own hand in the dish and said: Eat with confidence in Allah and trust in Him.