Numbers 3:4

3:4 Nadab and Abihu died before the Lord when they offered strange fire before the Lord in the wilderness of Sinai, and they had no children. So Eleazar and Ithamar ministered as priests in the presence of Aaron their father.

Numbers 27:3

27:3 “Our father died in the wilderness, although he was not part of the company of those that gathered themselves together against the Lord in the company of Korah; but he died for his own sin, and he had no sons.