Exodus 6:21

The children of Izhar: Korah, Nepheg and Zichri.

Numbers 16:1

And Korah, the son of Izhar, the son of Kohath, the son of Levi; and Dathan and Abiram, the son of Eliab; and On the son of Peleth, the sons of Reuben,

1 Chronicles 6:37-38

the son of Tahath, the son of Assir, the son of Ebiasaph, the son of Korah,

Exodus 6:24

The children of Korah: Assir, Elkanah and Abiasaph: these are the kindreds of the Korahites.

Numbers 16:32

and the earth opened her mouth and swallowed them and their houses and all the men that were with Korah and all their goods.

Numbers 26:10-11

And the earth opened her mouth and swallowed them and Korah also, when the multitude died, what time the fire consumed two hundred and fifty men, and they became a sign:

Treasury of Scripture Knowledge

Summary

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

Bible References

Korah

Exodus 6:24
The children of Korah: Assir, Elkanah and Abiasaph: these are the kindreds of the Korahites.
Numbers 16:1
And Korah, the son of Izhar, the son of Kohath, the son of Levi; and Dathan and Abiram, the son of Eliab; and On the son of Peleth, the sons of Reuben,
Numbers 26:10
And the earth opened her mouth and swallowed them and Korah also, when the multitude died, what time the fire consumed two hundred and fifty men, and they became a sign:
1 Chronicles 6:37
the son of Tahath, the son of Assir, the son of Ebiasaph, the son of Korah,