Genesis 30:9 in the World English Bible
When Leah saw that she had finished bearing, she took Zilpah, her servant, and gave her to Jacob as a wife.
Context
8 And Rachel said, With great wrestlings have I wrestled with my sister, and I have prevailed: and she called his name Naphtali.
9 When Leah saw that she had left bearing, she took Zilpah her maid, and gave her Jacob to wife.
10 And Zilpah Leah’s maid bare Jacob a son.