Translations
"This is the rule for the Levites: from twenty-five years old and older they are to enter and begin their appointed service at the Tent of Meeting.
"This is what applies to the Leviyim: from twenty-five years of age and upward they shall enter to take up the work in service at the Ohel Mo'ed.
This is it that belongeth unto the Levites: from twenty and five years old and upward they shall go in to wait upon the service of the tabernacle of the congregation:
“This applies to the Levites: Men twenty-five years of age or older shall enter to perform the service in the work at the Tent of Meeting.

