Bible Verses About Purification: Figurative

I wash in innocency my hands, And I compass Thine altar, O Jehovah.

Thou cleansest me with hyssop and I am clean, Washest me, and than snow I am whiter.

And I have sprinkled over you clean water, And ye have been clean; From all your uncleannesses, and from all your idols, I do cleanse you.

may we draw near with a true heart, in full assurance of faith, having the hearts sprinkled from an evil conscience, and having the body bathed with pure water;