Anas bin Malik (May Allah be pleased with him) reported:
The Messenger of Allah (ﷺ) said, "Allah is pleased with His slave who says: 'Al-hamdu lillah (praise be to Allah)' when he takes a morsel of food and drinks a draught of water."[Muslim].
App reference: Book 14, Hadith 4
Arabic/English book reference: Book 14, Hadith 1396