Genesis 29:32
32 And Leah conceived and bore a son, and she called his name Reuben,1 for she said, “Because the Lord yhas looked upon my affliction; for now my husband will love me.”
Genesis 49:3
3 “Reuben, you are ymy firstborn,
my might, and the zfirstfruits of my strength,
preeminent in dignity and preeminent in power.