Acts 21:24
take them and be purified with them, and pay their expenses, that they may shave their heads, and all will know that the information which they have of you is not correct, but that you walk also yourself keeping the law.
Acts 18:18
And Paul having remained yet many days took leave of the brothers, and sailed to Syria; and Priscilla was with him, and Aquila, having shaved his head at Cenchrea; for he had a vow.
Luke 17:10
So also you, when you have done all things commanded you, say, We are unprofitable servants; what we owed the doing of; we have done.
Acts 21:26
Then Paul taking the men, on the following day being purified with them went into the temple, announcing the completion of the days of purification till an offering should be offered for each one of them.
Ephesians 1:6
to the praise of his glorious grace, which he bestowed upon us in the beloved,