Numbers 16:1

Now Korah, the son of Izhar, the son of Kohath, the son of Levi, with Dathan and Abiram, the sons of Eliab, and On, the son of Peleth, sons of Reuben, took men :

Jude 1:11

Woe unto them! For they went in the way of Cain, and ran riotously in the error of Balaam for hire, and perished in the gainsaying of Korah.

Exodus 6:21

And the sons of Izhar: Korah, and Nepheg, and Zichri.

Exodus 6:18

And the sons of Kohath: Amram, and Izhar, and Hebron, and Uzziel; and the years of the life of Kohath were a hundred thirty and three years.

Numbers 27:3

Our father died in the wilderness, and he was not among the company of them that gathered themselves together against Jehovah in the company of Korah: but he died in his own sin; and he had no sons.

Genesis 49:3-4

Reuben, thou art my first-born, my might, and the beginning of my strength; The pre-eminence of dignity, and the pre-eminence of power.

Numbers 26:9-10

And the sons of Eliab: Nemuel, and Dathan, and Abiram. These are that Dathan and Abiram, who were called of the congregation, who strove against Moses and against Aaron in the company of Korah, when they strove against Jehovah,

Deuteronomy 11:6

and what he did unto Dathan and Abiram, the sons of Eliab, the son of Reuben; how the earth opened its mouth, and swallowed them up, and their households, and their tents, and every living thing that followed them, in the midst of all Israel:

1 Chronicles 5:1-2

And the sons of Reuben the first-born of Israel (for he was the first-born; but, forasmuch as he defiled his father's couch, his birthright was given unto the sons of Joseph the son of Israel; and the genealogy is not to be reckoned after the birthright.

Treasury of Scripture Knowledge

Summary

Now Korah, the son of Izhar, the son of Kohath, the son of Levi, and Dathan and Abiram, the sons of Eliab, and On, the son of Peleth, sons of Reuben, took men:

General references

Bible References

Sons of reuben

Genesis 49:3
Reuben, thou art my first-born, my might, and the beginning of my strength; The pre-eminence of dignity, and the pre-eminence of power.
1 Chronicles 5:1
And the sons of Reuben the first-born of Israel (for he was the first-born; but, forasmuch as he defiled his father's couch, his birthright was given unto the sons of Joseph the son of Israel; and the genealogy is not to be reckoned after the birthright.

General references

Numbers 26:58
These are the families of Levi: the family of the Libnites, the family of the Hebronites, the family of the Mahlites, the family of the Mushites, the family of the Korahites. And Kohath begat Amram.

American Standard Version Public Domain