'Purified' in the Bible

And he slew it; and Moses took the blood, and put it upon the horns of the altar round about with his finger, and purified the altar, and poured the blood at the bottom of the altar, and sanctified it, to make reconciliation upon it.

Then she shall remain [intimately separated] thirty-three days to be purified from the blood; she shall not touch any consecrated thing nor enter the [courtyard of the] sanctuary until the days of her purification are over.

But if she gives birth to a female child, then she shall be unclean for two weeks, as during her monthly period, and she shall remain [intimately separated] sixty-six days to be purified from the blood.

The priest must sacrifice the sin offering and make atonement for the one to be cleansed from his uncleanness. Afterward he will slaughter the burnt offering.

to teach when there is uncleanness, and when it is purified: this is the law of leprosy.