Job 31:13
"If I've refused to help my male and female servants when they complain against me,
Exodus 21:20-21
"If a man strikes his male or female servant with a stick and he or she dies as a direct result, the master must be punished.
Exodus 21:26-27
"If a man strikes the eye of his male or female servant and destroys it, he is to release him as a free man in exchange for his eye.
Leviticus 25:43
You are not to rule over them with harshness. You are to fear your God."
Leviticus 25:46
You may give them as inherited property to your children after you, to own as properties in perpetuity. You may make bond slaves of them, but no one is to rule over his fellow Israeli with harshness.
Deuteronomy 15:12-15
"When a fellow Hebrew male or female slave is sold to you and serves you for six years, then in the seventh year you are to set them free.
Deuteronomy 24:14-15
Don't take advantage of a hired person who is poor and needy, whether he's your fellow citizen or a foreigner who lives in your city.
Jeremiah 34:14-17
"At the end of seven years, each of you is to set free your fellow Hebrew who has sold himself to you and has served you for six years. You are to send him out from you with no further obligation." But your ancestors didn't obey me or pay attention.
Ephesians 6:9
Masters, treat your slaves the same way. Do not threaten them, for you know that both of you have the same Master in heaven, and there is no favoritism with him.
Colossians 4:1
Masters, treat your slaves justly and fairly, because you know that you also have a Master in heaven.