Genesis 29:24
And Laban gave Zilpah, his servant-girl, to Leah, to be her waiting-woman.
Genesis 30:9-12
When it was clear to Leah that she would have no more children for a time, she gave Zilpah, her servant, to Jacob as a wife.
Genesis 16:1
Now Sarai, Abram's wife, had given him no children; and she had a servant, a woman of Egypt whose name was Hagar.
Genesis 24:59
So they sent their sister Rebekah and her servant with Abraham's servant and his men.
Genesis 46:18
These are the children of Zilpah, whom Laban gave to his daughter Leah, and Jacob had these sixteen children by her.