Sahih Muslim

Anas b. Malik reported:I served the Messenger of Allah (ﷺ) for ten years, and, by Allah, he never said to me any harsh word, and he never said to me about a thing as to why I had done that and as to why I had not done that. Abu Rabi' has made this addition (in this narration):"" The work which a servant should do."" There is no mention of his words"" By Allah