Narrated Wahb bin Kaisan Abi Nu'aim: 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"
Book 70 · Hadith 6