61 And Nadab and Abihu died for bringing strange fire before Jehovah.
Numbers 26:61 Cross References - LITV
Leviticus 10:1-2
Numbers 3:4
4 And Nadab and Abihu died before Jehovah in the wilderness of Sinai, for bringing strange fire before Jehovah. And they had no sons. And Eleazar and Ithamar acted as priests in the presence of their father Aaron.