Numbers 26:61

Holy Bible: Easy-to-Read Version

But Nadab and Abihu died. They died because they made an offering to the Lord with fire that was not allowed.

Cross References

Numbers 3:4

But Nadab and Abihu died while serving the Lord. They used fire that the Lord did not allow when they made an offering to him. So Nadab and Abihu died there, in the desert of Sinai. They had no sons, so Eleazar and Ithamar took their place and served the Lord as priests. This happened while their father Aaron was still alive.

Exodus 6:23

Aaron married Elisheba. (Elisheba was the daughter of Amminadab, and the sister of Nahshon.) Aaron and Elisheba gave birth to Nadab, Abihu, Eleazar, and Ithamar.