Just as he finished saying all these things, the ground under them split open. The earth opened its mouth and swallowed them, all their households, everyone who was affiliated with Korah, and all of their property. So they and all that belonged to them descended alive to Sheol. Then the earth closed over them. That's how they were annihilated from the assembly. read more.
Then all of the Israelis who were around them ran away when they heard them crying, ""so the ground won't swallow us up, too." After this, fire came from the LORD and incinerated the 250 men who offered the incense.

and what he did to Eliab's sons Dathan and Abiram, descendants of Reuben, when the ground opened up and swallowed them, their households, their tents, and every living thing belonging to them in the full sight of Israel. Your very own eyes saw all the great things that the LORD did."