Muwatta Malik 1803
موطأ مالك#1803SahihMalik related to me that he heard that Abu Hurayra said that the Messenger of Allah, may Allah bless him and grant him peace, said, "A slave has his food and clothing in the normal manner, and he is only obliged to do such work as he is capable of doing
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliSahih
In-book reference: 54:41