Numbers 26:5

Reuben, the eldest son of Israel: the children of Reuben; Hanoch, of whom cometh the family of the Hanochites: of Pallu, the family of the Palluites:

Cross References

1 Chronicles 5:3 The sons, I say, of Reuben the firstborn of Israel were, Hanoch, and Pallu, Hezron, and Carmi.
Genesis 46:8-9 And these are the names of the children of Israel, which came into Egypt, Jacob and his sons: Reuben, Jacob's firstborn. And the sons of Reuben; Hanoch, and Phallu, and Hezron, and Carmi.
Exodus 6:14 These be the heads of their fathers' houses: The sons of Reuben the firstborn of Israel; Hanoch, and Pallu, Hezron, and Carmi: these be the families of Reuben.
1 Chronicles 5:1 Now the sons of Reuben the firstborn of Israel, (for he was the firstborn; but, forasmuch as he defiled his father's bed, his birthright was given unto the sons of Joseph the son of Israel: and the genealogy is not to be reckoned after the birthright.
Genesis 29:32 And Leah conceived, and bare a son, and she called his name Reuben: for she said, Surely the LORD hath looked upon my affliction; now therefore my husband will love me.
Genesis 49:2-3 Gather yourselves together, and hear, ye sons of Jacob; and hearken unto Israel your father. Reuben, thou art my firstborn, my might, and the beginning of my strength, the excellency of dignity, and the excellency of power: