21 However, if the servant gets up after a day or two, the owner shall not be punished, since the servant is his property.
Exodus 21:21 Cross References - BSB
Leviticus 25:44-46
44 Your menservants and maidservants shall come from the nations around you, from whom you may purchase them.
45 You may also purchase them from the foreigners residing among you or their clans living among you who are born in your land. These may become your property.
46 You may leave them to your sons after you to inherit as property; you can make them slaves for life. But as for your brothers, the Israelites, no man may rule harshly over his brother.