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.

And 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: and Eleazar and Ithamar ministered in the priest’s office in the sight of Aaron their father.

Nadab and Abihu died before Yahweh when they offered strange fire before Yahweh in the wilderness of Sinai, and they had no children. Eleazar and Ithamar ministered in the priest’s office in the presence of Aaron their father.