Hebrews 10:22

let us draw near with a true heart, in absolute assurance of faith, our hearts sprinkled clean from a bad conscience, and our bodies washed in pure water;

1 Corinthians 6:11

Some of you were once like that; but you washed yourselves clean, you were consecrated, you were justified in the name of our Lord Jesus Christ and in the Spirit of our God.

Revelation 7:14

I said to him, "You know, my lord." So he told me, "These are the people who have come out of the great Distress, who washed their robes and made them white in the blood of the Lamb.

Treasury of Scripture Knowledge

Summary

And the LORD said unto Moses, Go unto the people, and sanctify them to day and to morrow, and let them wash their clothes,

Bible References

Wash

Hebrews 10:22
let us draw near with a true heart, in absolute assurance of faith, our hearts sprinkled clean from a bad conscience, and our bodies washed in pure water;
Revelation 7:14
I said to him, "You know, my lord." So he told me, "These are the people who have come out of the great Distress, who washed their robes and made them white in the blood of the Lamb.