'Cleansing' in the Bible

and He *said to him, “See that you say nothing to anyone; but go, show yourself to the priest and offer for your cleansing what Moses commanded, as a testimony to them.”

And He ordered him to tell no one, “But go and show yourself to the priest and make an offering for your cleansing, just as Moses commanded, as a testimony to them.”

and He made no distinction between us and them, cleansing their hearts by faith.

For if the blood of goats and bulls and the ashes of a heifer sprinkling those who have been defiled sanctify for the cleansing of the flesh,