Genesis 30:9
When Leah saw that she had stopped bearing children, she took her woman servant Zilpah and gave her to Jacob as a wife.
Genesis 30:4
So Rachel gave Jacob her woman servant Bilhah to be his wife, and Jacob had sex with her.
Genesis 16:3
Abram listened to Sarai's suggestion, so Abram's wife Sarai took her Egyptian servant, Hagar, and gave her as a wife to her husband Abram. This took place ten years after Abram had settled in the land of Canaan.
Genesis 29:35
Then she conceived yet again, bore a son, and said, "This time I'll praise the LORD." So she named him Judah. Then she stopped bearing children.
Genesis 30:17
God heard what Leah had said, so she conceived and bore a fifth son for Jacob.