Anas (may Allah be pleased with him) reported: I saw the Messenger of Allah (may Allah's peace and blessings be upon him) eating some dates while sitting on his buttocks with his knees bent upwards.
وعن أنس رضى الله عنه قال: رأيت رسول الله صلى الله عليه وسلم جالساً مقعياً يأكل تمراً. ((رواه مسلم))