15 If a man shall have two wives, one beloved, and another hated, and they have borne him children, both the beloved and the hated; and if the first-born son be hers that was hated:
Deuteronomy 21:15 Cross References - Webster
Genesis 29:18
18 And Jacob loved Rachel; and said, I will serve thee seven years for Rachel thy younger daughter.
Genesis 29:20
20 And Jacob served seven years for Rachel; and they seemed to him but a few days, for the love he had to her.
Genesis 29:30-31
Genesis 29:33
33 And she conceived again, and bore a son; and said, Because the LORD hath heard that I was hated, he hath therefore given me this son also: and she called his name Simeon.