'Cleansing' in the Bible

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

Then He ordered him to tell no one: “But go and show yourself to the priest, and offer what Moses prescribed for your cleansing as a testimony to them.”

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

to make her holy, cleansing her with the washing of water by the word.

The person who lacks these things is blind and shortsighted and has forgotten the cleansing from his past sins.