Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
LXX

Numbers 3:4

And Nadab and Abiud died before the Lord, when they offered strange fire before the Lord, in the wilderness of Sina; and they had no children; and Eleazar and Ithamar ministered in the priests' office with Aaron their father.

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