ESV: And after that the Levites shall go in to serve at the tent of meeting, when you have cleansed them and offered them as a wave offering.
NIV: "After you have purified the Levites and presented them as a wave offering, they are to come to do their work at the tent of meeting.
NASB: Then after that the Levites may go in to serve the tent of meeting. But you shall cleanse them and present them as a wave offering;
CSB: After that the Levites may come to serve at the tent of meeting, once you have ceremonially cleansed them and presented them as a presentation offering.
NLT: After this, they may go into the Tabernacle to do their work, because you have purified them and presented them as a special offering.
KJV: And after that shall the Levites go in to do the service of the tabernacle of the congregation: and thou shalt cleanse them, and offer them for an offering.
NKJV: After that the Levites shall go in to service the tabernacle of meeting. So you shall cleanse them and offer them like a wave offering.