Exodus 6:21
The sons of Izhar: Korah, Nepheg, and Zichri.
Numbers 16:1
Now Korah the son of Izhar, son of Kohath, son of Levi, and Dathan and Abiram the sons of Eliab, and On the son of Peleth, sons of Reuben, took men.
1 Chronicles 6:37-38
son of Tahath, son of Assir, son of Ebiasaph, son of Korah,
Exodus 6:24
The sons of Korah: Assir, Elkanah, and Abiasaph; these are the clans of the Korahites.
Numbers 16:32
And the earth opened its mouth and swallowed them up, with their households and all the people who belonged to Korah and all their goods.
Numbers 26:10-11
and the earth opened its mouth and swallowed them up together with Korah, when that company died, when the fire devoured 250 men, and they became a warning.