KJV: And Aaron shall offer the Levites before the LORDfor an offering of the children of Israel, that they may execute the service of the LORD.
NASB: "Aaron then shall present the Levites before the LORD as a wave offering from the sons of Israel, that they may qualify to perform the service of the LORD.
KJV: And the Levites shall lay their hands upon the heads of the bullocks: and thou shalt offer the one for a sin offering, and the other for a burnt offering, unto the LORD, to make an atonement for the Levites.
NASB: "Now the Levites shall lay their hands on the heads of the bulls; then offer the one for a sin offering and the other for a burnt offering to the LORD, to make atonement for the Levites.
KJV: And Moses, and Aaron, and all the congregation of the children of Israel, did to the Levites according unto all that the LORD commanded Moses concerning the Levites, so did the children of Israel unto them.
NASB: Thus did Moses and Aaron and all the congregation of the sons of Israel to the Levites; according to all that the LORD had commanded Moses concerning the Levites, so the sons of Israel did to them.
KJV: And the Levites were purified, and they washed their clothes; and Aaron offered them as an offering before the LORD; and Aaron made an atonement for them to cleanse them.
NASB: The Levites, too, purified themselves from sin and washed their clothes; and Aaron presented them as a wave offering before the LORD. Aaron also made atonement for them to cleanse them.
KJV: And after that went the Levites in to do their service in the tabernacle of the congregation before Aaron, and before his sons: as the LORD had commanded Moses concerning the Levites, so did they unto them.
NASB: Then after that the Levites went in to perform their service in the tent of meeting before Aaron and before his sons; just as the LORD had commanded Moses concerning the Levites, so they did to them.
KJV: And the LORD spake unto Moses in the wilderness of Sinai, in the first month of the second year after they were come out of the land of Egypt, saying,
NASB: Thus the LORD spoke to Moses in the wilderness of Sinai, in the first month of the second year after they had come out of the land of Egypt, saying,
KJV: And they kept the passover on the fourteenth day of the first month at even in the wilderness of Sinai: according to all that the LORD commanded Moses, so did the children of Israel.
NASB: They observed the Passover in the first month, on the fourteenth day of the month, at twilight, in the wilderness of Sinai; according to all that the LORD had commanded Moses, so the sons of Israel did.