Exodus 6:21
The sons of Izhar were Korah, Nepheg, and Zichri.
Numbers 16:1
Now Izhar's son Korah, the grandson of Kohath, a descendant of Levi, along with Eliab's sons Dathan and Abiram, and Peleth's son On, a descendant of Reuben, took charge
1 Chronicles 6:37-38
who had been fathered by Tahath, who had been fathered by Assir, who had been fathered by Ebiasaph, who had been fathered by Korah,
Exodus 6:24
The sons of Korah were Assir, Elkanah, and Abiasaph. These were the families of the descendants of Korah.
Numbers 16:32
The earth opened its mouth and swallowed them, all their households, everyone who was affiliated with Korah, and all of their property.
Numbers 26:10-11
The ground had opened its mouth and swallowed them up, along with Korah. Also, that group died when the fire devoured 250 men as a warning sign,