Genesis 30:3
Then she said, “Here is my maidservant Bilhah. Sleep with her, that she may bear children for me, so that through her I too can build a family.”
Berean Standard Bible
And she said, Behold my maid Bilhah, go in unto her; and she shall bear upon my knees, that I may also have children by her.
She said, “Behold, my maid Bilhah. Go in to her, that she may bear on my knees, and I also may obtain children by her.”