Genesis 30:4
And she gave him her slave woman Bilhah to wife. And Jacob went in to her.
Genesis 16:3-4
And Sarai, Abram's wife, took Hagar her slave woman, the Egyptian, and gave her to her husband Abram to be his wife (after Abram had lived ten years in the land of Canaan).
Genesis 21:10
And she said to Abraham, Cast out this slave woman and her son. For the son of this slave woman shall not be heir with my son, with Isaac.
Genesis 22:24
And his concubine, named Reumah, she also bore Tebah, and Gaham, and Thahash, and Maachah.
Genesis 25:1
Then again Abraham took a wife, and her name was Keturah.
Genesis 25:6
But to the sons of the concubines which Abraham had, Abraham gave gifts. And he sent them away from Isaac his son while he still lived, eastward to the east country.
Genesis 33:2
And he put the slave women and their children first, and Leah and her children afterward, and Rachel and Joseph last.
Genesis 35:22
And it happened when Israel lived in that land, Reuben went and lay with Bilhah his father's concubine. And Israel heard it. And the sons of Jacob were twelve:
2 Samuel 12:11
So says Jehovah, Behold, I will raise up evil against you out of your own house, and I will take your wives before your eyes and give them to your neighbor. And he shall lie with your wives in the sight of this sun.