Sayyiduna al-Lajlaj (may Allah be pleased with him) said: Since I accepted Islam with the Prophet (peace and blessings be upon him), I have never filled my stomach with food; I only eat and drink what suffices me. Al-Ala' (the narrator) said: That is, according to my strength.
Hadith Referenceالمعجم الكبير للطبراني / باب اللام / 16536