It wasnarrated from Abu 'Ubaidah that 'Abdullah said:
"The Messengerof Allah (ﷺ) said: 'The family of Muhammad has only a Mudd offood,'or 'The family of Muhammad does not have even a Mud offood.'" (FR)
English reference (FR): Vol. 5, Book 37, Hadith 4148 (FR)
Arabic reference (FR): Book 37, Hadith 4287 (FR)