Exodus 6:21
The sons of Izhar: Korah, and Nepheg, and Zichri.
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];
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 sons of Korah: Assir, and Elkanah, and Abiasaph; these are the families of the Korahites.
Numbers 16:32
and the earth opened its mouth, and swallowed them up, and their households, and all the men who appertained 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; what time the fire devoured two hundred fifty men, and they became a sign.