'Purified' in the Bible

and put no difference between us and them, having purified their hearts by faith.

take these and be purified with them, and pay their expenses, that they may have their heads shaved; and all will know that of those things of which they have been informed about thee nothing is true; but that thou thyself also walkest orderly, keeping the law.

Then Paul, taking the men, on the next day, having been purified, entered with them into the temple, signifying the time the days of the purification would be fulfilled, until the offering was offered for every one of them.

Whereupon they found me purified in the temple, with neither crowd nor tumult. But it was certain Jews from Asia,