question #1 Sahih al-Bukhari 5378, Book 70, Hadith 6 : What is the significance of mentioning the Name of Allah before eating?

A meal was brought to Allah’s Messenger (ﷺ) while his step-son, `Umar bin Abi Salama was with him.
Allah’s Messenger (ﷺ) said to him, “Mention the Name of Allah and eat of the dish what is nearer to you.”