عن عمر بن أبى سلمة رضى الله عنهما
قال: قال لي رسول الله صلى الله عليه وسلم: «سم الله وكل بيمينك، وكل مما يليك»
Messenger of Allah (sallallahu alayhi wa sallam) said to me, “Mention Allah’s Name (i.e., say Bismillah before starting eating), eat with your right hand, and eat from what is near you.”.
Riyad as-Salihin 727, Book 3, The Book About the Etiquette of Eating, Hadith 1. 1 min read