2 “Speak to the sons of Israel and say to them, ‘When a man or woman makes a special vow, the vow of a Nazirite, to dedicate himself to the LORD,
Judges 13:5 (NKJV)
5 For behold, you shall conceive and bear a son. And no razor shall come upon his head, for the child shall be a Nazirite to God from the womb; and he shall begin to deliver Israel out of the hand of the Philistines.”