Bible Verses About Levites: Exempt from enrollment for military duty

But the Levites in the tribes of their families were not numbered with them.

And the Lord spoke to Moses, saying:

Number not the tribe of Levi, neither shalt thou put down the sum of them with the children of Israel:

But appoint them over the tabernacle of the testimony, and all the vessels thereof, and whatsoever pertaineth to the ceremonies. They shall carry the tabernacle and all the furniture thereof: and they shall minister, and shall encamp round about the tabernacle.

When you are to go forward, the Levites shall take down the tabernacle: when you are to camp, they shall set it up. What stranger soever cometh to it, shall be slain.

And the children of Israel shall camp every man by his troops and bands and army.

But the Levites shall pitch their tents round about the tabernacle, lest there come indignation upon the multitude of the children of Israel, and they shall keep watch, and guard the tabernacle of the testimony.

And the children of Israel did according to all things which the Lord had commanded Moses.