Numbers 16:2

16:2 and rebelled against Moses, along with some of the Israelites, 250 leaders of the community, chosen from the assembly, famous men.

Numbers 16:31-35

16:31 When he had finished speaking all these words, the ground that was under them split open, 16:32 and the earth opened its mouth and swallowed them, along with their households, and all Korah’s men, and all their goods. 16:33 They and all that they had went down alive into the pit, and the earth closed over them. So they perished from among the community. 16:34 All the Israelites who were around them fled at their cry, for they said, “What if the earth swallows us too?” 16:35 Then a fire went out from the Lord and devoured the 250 men who offered incense.

Numbers 16:38

16:38 As for the censers of these men who sinned at the cost of their lives, they must be made into hammered sheets for covering the altar, because they presented them before the Lord and sanctified them. They will become a sign to the Israelites.”