ἁγνίζω

And the Jews’ passover was nigh at hand: and many went out of the country up to Jerusalem before the passover, to purify themselves.

Them take, and purify thyself with them, and be at charges with them, that they may shave their heads: and all may know that those things, whereof they were informed concerning thee, are nothing; but that thou thyself also walkest orderly, and keepest the law.

Then Paul took the men, and the next day purifying himself with them entered into the temple, to signify the accomplishment of the days of purification, until that an offering should be offered for every one of them.

Whereupon certain Jews from Asia found me purified in the temple, neither with multitude, nor with tumult.

Draw nigh to God, and he will draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double minded.

Seeing ye have purified your souls in obeying the truth through the Spirit unto unfeigned love of the brethren, see that ye love one another with a pure heart fervently:

And every man that hath this hope in him purifieth himself, even as he is pure.