Exodus Chapter 30, Verse 20

20: When they go into the tabernacle of the congregation, they shall wash with water, that they die not; or when they come near to the altar to minister, to burn offering made by fire unto the LORD:- edit KJV text
20: When they are going into the tabernacle of the testimony, and when they are to come to the altar, to offer on it incense to the Lord,— edit Douay text
20: Whensoever they shall go into the tabernacle of witness, they shall wash themselves with water, so they shall not die, whensoever they advance to the altar to do service and to offer the whole burnt-offerings to the Lord.— edit LXX text