Sunan Ibn Majah
3255
Very Daif+2

It was narrated from ‘Umar bin Khattab that the Messenger of Allah (ﷺ) said:“The food of one is sufficient for two, and the food of two is sufficient for three or four, and the food of four is sufficient for five or six.’”

Very DaifAl-Albani
Very DaifMuhammad Fouad Abd al-Baqi