Deuteronomy 21:15

If a man has two wives, one beloved and the other unloved, and both bear him sons, but the unloved wife has the firstborn son,
BSB · Berean Standard Bible
If a man have two wives, one beloved, and another hated, and they have born him children, both the beloved and the hated; and if the firstborn son be hers that was hated:
KJV · King James Version
If a man has two wives, the one beloved and the other hated, and they have borne him children, both the beloved and the hated, and if the firstborn son is hers who was hated,
WEB · World English Bible
If a man have two wives, the one beloved, and the other hated, and they have borne him children, both the beloved and the hated; and if the first-born son be hers that was hated;
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

two wives
Genesis 29:18, 20, 30, 31, 33; 1 Samuel 1:4, 5