Riyad as-Saliheen 756
Jabir bin 'Abdullah (May Allah be pleased with him) reported:
Messenger of Allah ﷺ said, "The food of one person suffices for two, the food of two persons suffices for four persons, and the food of four persons suffices for eight persons."
[Muslim].
وعن جابر رضى الله عنه قال: سمعت رسول الله ﷺ يقول:
"طعام الواحد يكفى الاثنين، وطعام الاثنين يكفى الأربعة، وطعام الأربعة يكفى الثمانية" .
Classification
Sahih (Authentic)
References
Riyad as-Saliheen 756
Riyad as-Saliheen Book of Etiquette of Eating, Hadith 29