Musannaf Ibn Abi Shayba 16:277

Abu Bakr narrated to us, he said: Abdullah ibn Idris narrated to us, from Husayn, from Isma'il ibn Abi Sa'id, he said: When food was placed before Abu Sa'id al-Khudri, he would say: "Praise be to Allah who has fed us and given us drink, and made us Muslims."