Numbers 1:20
The people of Reuben, Israel's firstborn, their generations, by their clans, by their fathers' houses, according to the number of names, head by head, every male from twenty years old and upward, all who were able to go to war:
Numbers 26:5-7
Reuben, the firstborn of Israel; the sons of Reuben: of Hanoch, the clan of the Hanochites; of Pallu, the clan of the Palluites;
Numbers 2:10-11
"On the south side shall be the standard of the camp of Reuben by their companies, the chief of the people of Reuben being Elizur the son of Shedeur,
Genesis 29:32
And Leah conceived and bore a son, and she called his name Reuben, for she said, "Because the LORDhas looked upon my affliction; for now my husband will love me."
Genesis 46:9
and the sons of Reuben: Hanoch, Pallu, Hezron, and Carmi.
Genesis 49:3-4
"Reuben, you are my firstborn, my might, and the firstfruits of my strength, preeminent in dignity and preeminent in power.
1 Chronicles 5:1
The sons of Reuben the firstborn of Israel (for he was the firstborn, but because he defiled his father's couch, his birthright was given to the sons of Joseph the son of Israel, so that he could not be enrolled as the oldest son;