Numbers 18:3
And they shall attend to your duties and all the duties of the Tent; but they must not come near to the furnishings of the sanctuary or the altar, or both they and you will die.
Treasury of Scripture Knowledge

only they

Numbers 3:25, 31, 36
The duties of the Gershonites at the Tent of Meeting were the tabernacle and tent, its covering, the curtain for the entrance to the Tent of Meeting, . . .

Numbers 4:19, 20
In order that they may live and not die when they come near the most holy things, do this for them: Aaron and his sons are to go in and assign each man his task and what he is to carry. . . .

Numbers 16:40
just as the LORD commanded him through Moses. This was to be a reminder for the Israelites that no outsider who is not a descendant of Aaron should approach to offer incense before the LORD, lest he become like Korah and his followers.

neither

Numbers 4:15
When Aaron and his sons have finished covering the holy objects and all their equipment, as soon as the camp is ready to move, the Kohathites shall come and do the carrying. But they must not touch the holy objects, or they will die. These are the transportation duties of the Kohathites regarding the Tent of Meeting.

Parallel Verses
New American Standard Bible
"And they shall thus attend to your obligation and the obligation of all the tent, but they shall not come near to the furnishings of the sanctuary and the altar, or both they and you will die.

King James Bible
And they shall keep thy charge, and the charge of all the tabernacle: only they shall not come nigh the vessels of the sanctuary and the altar, that neither they, nor ye also, die.

Holman Christian Standard Bible
They are to perform duties for you and for the whole tent. They must not come near the sanctuary equipment or the altar; otherwise, both they and you will die.

International Standard Version
They are to take care of your concerns and all the responsibilities involved with the tent. But they're not to approach the holy vessels or the altar. That way, neither you nor they will die.

NET Bible
They must be responsible to care for you and to care for the entire tabernacle. However, they must not come near the furnishings of the sanctuary and the altar, or both they and you will die.
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