Narrated Qatadah: From Anas: "The Prophet (ﷺ) prohibited that a man should drink while standing." (Qatadah said:) So it was said: "And eating ?" He (Anas) said: "That is worse." [Abu 'Eisa said:] This Hadith is Hasan Sahih

English translation · Jami' at-Tirmidhi