Act 15:9 He did not discriminate between us and them, for he purified their hearts by faith.
Act 21:26 The next day Paul took the men and purified himself along with them. Then he went to the temple to give notice of the date when the days of purification would end and the offering would be made for each of them.
Heb 9:23 It was necessary, then, for the copies of the heavenly things to be purified with these sacrifices, but the heavenly things themselves with better sacrifices than these.
1Pe 1:22 Now that you have purified yourselves by obeying the truth so that you have sincere love for each other, love one another deeply, from the heart.