Hanoch: The Oldest Son of Reuben
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Genesis 46:9
The sons of Reuben: Hanoch, Pallu, Hezron, and Carmi.
Exodus 6:14
These were the heads of their fathers’ houses: The sons of Reuben, the firstborn of Israel, were Hanoch and Pallu, Hezron and Carmi. These were the clans of Reuben.
Numbers 26:5
Reuben was the firstborn of Israel. These were the descendants of Reuben: The Hanochite clan from Hanoch, the Palluite clan from Pallu,
1 Chronicles 5:3
The sons of Reuben, the firstborn of Israel: Hanoch, Pallu, Hezron, and Carmi.