Riyad as-Salihin

Riyad as-Salihin 746

Undesirability of Eating in a Reclining Posture
The Book About the Etiquette of Eating Search within the hadiths
Riyad as-Salihin 746
Arabic hadith text
وعن أنس رضى الله عنه قال‏:‏ رأيت رسول الله صلى الله عليه وسلم جالساً مقعياً يأكل تمراً.‏ ‏‏((رواه مسلم))‏
Translation
Anas (May Allah be pleased with him) reported

I saw Messenger of Allah (ﷺ) eating some dates while sitting on his buttocks, with his legs raised.[Muslim].