´It was narrated that 'Amr bin Al-As said:` "The Messenger of Allah said: 'The difference between our fasting and the fasting of the people of the Book, is eating Sahur."' '
Hadith ReferenceSunan an-Nasa'i / The Book of Fasting / Hadith: 2168
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم