The Description of the Prophet, may Allah Bless Him and Grant Him Peace
Malik :: Book 49 : Hadith 49.6.9
Yahya related to me from Malik from Abu'z-Zinad from al-Araj that Abu Hurayra said, "The Messenger of Allah, may Allah bless him and grant him peace, said, 'The muslim eats in one intestine, and the kafir eats in seven!' "