KJV: 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.
NASB: But 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. So Eleazar and Ithamar served as priests in the lifetime of their father Aaron.
KJV: And Eleazar the son of Aaron the priest shall be chief over the chief of the Levites, and have the oversight of them that keep the charge of the sanctuary.
NASB: and Eleazar the son of Aaron the priest was the chief of the leaders of Levi, and had the oversight of those who perform the duties of the sanctuary.
KJV: But those that encamp before the tabernacle toward the east, even before the tabernacle of the congregation eastward, shall be Moses, and Aaron and his sons, keeping the charge of the sanctuary for the charge of the children of Israel; and the stranger that cometh nigh shall be put to death.
NASB: Now those who were to camp before the tabernacle eastward, before the tent of meeting toward the sunrise, are Moses and Aaron and his sons, performing the duties of the sanctuary for the obligation of the sons of Israel; but the layman coming near was to be put to death.
KJV: All that were numbered of the Levites, which Moses and Aaron numbered at the commandment of the LORD, throughout their families, all the males from a month old and upward, were twenty and two thousand.
NASB: All the numbered men of the Levites, whom Moses and Aaron numbered at the command of the LORD by their families, every male from a month old and upward, were 22,000.