Exodus 30:19 in the King James Version
For Aaron and his sons shall wash their hands and their feet thereat:
Context
18 “You shall also make a basin of bronze, and its base of bronze, in which to wash. You shall put it between the Tent of Meeting and the altar, and you shall put water in it.
19 Aaron and his sons shall wash their hands and their feet in it.
20 When they go into the Tent of Meeting, they shall wash with water, that they don’t die; or when they come near to the altar to minister, to burn an offering made by fire to the LORD.