1 Chronicles 24:2

But Nadab and Abihu died before their father, and they had no sons, so Eleazar and Ithamar served as priests.

Leviticus 10:2

Then fire came from the Lord and burned them to death before the Lord.

Numbers 3:4

But Nadab and Abihu died in the Lord’s presence when they presented unauthorized fire before the Lord in the Wilderness of Sinai, and they had no sons. So Eleazar and Ithamar served as priests under the direction of Aaron their father.

Numbers 26:61

but Nadab and Abihu died when they presented unauthorized fire before the Lord.

Exodus 24:1

Then He said to Moses, “Go up to the Lord, you and Aaron, Nadab, and Abihu, and 70 of Israel’s elders, and bow in worship at a distance.

Exodus 24:9

Then Moses went up with Aaron, Nadab, and Abihu, and 70 of Israel’s elders,

Exodus 29:9

Tie the sashes on Aaron and his sons and fasten headbands on them. The priesthood is to be theirs by a permanent statute. This is the way you will ordain Aaron and his sons.

Leviticus 10:12

Moses spoke to Aaron and his remaining sons, Eleazar and Ithamar: “Take the grain offering that is left over from the fire offerings to the Lord, and eat it prepared without yeast beside the altar, because it is especially holy.

Numbers 16:39-40

So Eleazar the priest took the bronze firepans that those who were burned had presented, and they were hammered into plating for the altar,

Numbers 18:7

But you and your sons will carry out your priestly responsibilities for everything concerning the altar and for what is inside the veil, and you will do that work. I am giving you the work of the priesthood as a gift, but an unauthorized person who comes near the sanctuary will be put to death.”

Treasury of Scripture Knowledge

Summary

But Nadab and Abihu died before their father, and had no children: therefore Eleazar and Ithamar executed the priest's office.

General references

Bible References

Died

Leviticus 10:2
Then fire came from the Lord and burned them to death before the Lord.
Numbers 3:4
But Nadab and Abihu died in the Lord’s presence when they presented unauthorized fire before the Lord in the Wilderness of Sinai, and they had no sons. So Eleazar and Ithamar served as priests under the direction of Aaron their father.
Numbers 26:61
but Nadab and Abihu died when they presented unauthorized fire before the Lord.

General references

Numbers 26:61
but Nadab and Abihu died when they presented unauthorized fire before the Lord.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.