Numbers 26:9-10

⁹the sons of him were Nemuel, and Dathan, and Abiram. These were Dathan and Abiram, the princes of the people, that rose against Moses and Aaron, in the rebelty of Korah, when they rebelled against the Lord;

¹⁰and the earth opened his mouth, and devoured Korah, and full many men died, when the fire burnt two hundred men and fifty; and a great miracle was done,