Genesis 16:2-3

16:2 So Sarai said to Abram, “Since the Lord has prevented me from having children, have sexual relations with my servant. Perhaps I can have a family by her.” Abram did what Sarai told him.

16:3 So after Abram had lived in Canaan for ten years, Sarai, Abram’s wife, gave Hagar, her Egyptian servant, to her husband to be his wife.

Genesis 16:5

16:5 Then Sarai said to Abram, “You have brought this wrong on me! I allowed my servant to have sexual relations with you, but when she realized that she was pregnant, she despised me. May the Lord judge between you and me!”

Genesis 32:22

32:22 During the night Jacob quickly took his two wives, his two female servants, and his eleven sons and crossed the ford of the Jabbok.

Genesis 33:1

Jacob Meets Esau

33:1 Jacob looked up and saw that Esau was coming along with four hundred men. So he divided the children among Leah, Rachel, and the two female servants.