TSK · Numbers 6:9

And the Nazirite shall shave the head of his separation at the door of the tent of meeting, and shall take the hair of the head of his separation, and put it on the fire which is under the sacrifice of peace-offerings.

And in the day that he goeth into the sanctuary, into the inner court, to minister in the sanctuary, he shall offer his sin-offering, saith the Lord Jehovah.

Do therefore this that we say to thee: We have four men that have a vow on them;