If he takes another wife, he must not reduce the food, clothing, or marital rights of his first wife.
The first verse is the general title of the laws contained in this and the two following chapters, some of them relating to the religious worship of God, but most of them relating to matters between man and man. Their government being purely a Theocracy, that which in other states is to be settled by human prudence was directed among them by a divine appointment...
Commenting on Exodus 21:1-11
If he take him another wife,.... The father takes another wife for his son, or the son takes another wife to himself after he has betrothed and married his father's maidservant: her food, her raiment, and her duty of marriage, shall he not diminish; neither deny it her in whole, nor lessen it in part, but give her her full due of each.
LAWS FOR MAIDSERVANTS. (Exo. 21:7-36) if a man sell his daughter--Hebrew girls might be redeemed for a reasonable sum. But in the event of her parents or friends being unable to pay the redemption money, her owner was not at liberty to sell her elsewhere.
Commenting on Exodus 21:7-36