It wasnarrated from Abu Musa that the Messenger of Allah (ﷺ) said:
"Thebeliever eats with one intestine and the disbeliever eats withsevenintestines." (RU)
English reference (RU): Vol. 4, Book 29, Hadith 3258 (RU)
Arabic reference (RU): Book 29, Hadith 3381 (RU)