Leviticus 25:53

his wages being charged by what served before. He shall not afflict him violently in your sight

Other versions

King James Version

And as a yearly hired servant shall he be with him: and the other shall not rule with rigour over him in thy sight.

English Standard Version

He shall treat him as a servant hired year by year. He shall not rule ruthlessly over him in your sight.

New International Version

He is to be treated as a man hired from year to year; you must see to it that his owner does not rule over him ruthlessly.