It wasnarrated from Abu Hurairah that the Messenger of Allah (ﷺ)said:
"The believer eats with one intestine and the disbeliever eatswithseven intestines.'" (FR)
English reference (FR): Vol. 4, Book 29, Hadith 3256 (FR)
Arabic reference (FR): Book 29, Hadith 3379 (FR)