Hisham reported,

Muhammad bin Sirin reported that Abu Hurairah said, "The Messenger of Allah ﷺ said, 'None of you should say, "my slave" or "my slave girl." Let him say instead, "my young man" and "my young woman."'"

حدثنا محمد بن جعفر حدثنا هشام فذكر مثله