Purge me with hyssop, and I shall be clean: wash me, and I shall be whiter than snow.
There is a generation that are pure in their own eyes, and yet is not washed from their filthiness.
Wash you, make you clean; put away the evil of your doings from before mine eyes; cease to do evil;
When the Lord shall have washed away the filth of the daughters of Zion, and shall have purged the blood of Jerusalem from the midst thereof by the spirit of judgment, and by the spirit of burning.
In that day there shall be a fountain opened to the house of David and to the inhabitants of Jerusalem for sin and for uncleanness.
1 Corinthians 6:11
And such were some of you: but ye are washed, but ye are sanctified, but ye are justified in the name of the Lord Jesus, and by the Spirit of our God.
That he might sanctify and cleanse it with the washing of water by the word,
Not by works of righteousness which we have done, but according to his mercy he saved us, by the washing of regeneration, and renewing of the Holy Ghost;