Abu Hurairah (May Allah be pleased with him) reported:
The Messenger of Allah (ﷺ) said, "When your servant brings food for you and you do not seat him with you, you should at least give him a morsel or two out of it because he has prepared it himself."[Al- Bukhari]. (DE)
App reference (DE): Book 12, Hadith 77 (DE)
Arabic/English book reference (DE): Book 12, Hadith 1361 (DE)