Genesis 29:19-20, 30

“Agreed!” Laban replied. “I’d rather give her to you than to anyone else. Stay and work with me.” So Jacob worked seven years to pay for Rachel. But his love for her was so strong that it seemed to him but a few days.

So Jacob slept with Rachel, too, and he loved her much more than Leah. He then stayed and worked for Laban the additional seven years.