Numbers 6:5
All the days of the vow of his separation there shall no razor come upon his head; until the days be fulfilled, that he hath consecrated himself to Jehovah, he shall be holy; he shall let the locks of the hair of his head grow.
1 Samuel 1:11
And she vowed a vow, and said, O Jehovah of hosts, if thou wilt indeed look on the affliction of thy handmaid, and remember me, and not forget thy handmaid, but wilt give unto thy handmaid a man child, then I will give him to Jehovah all the days of his life, and there shall no razor come upon his head.
Judges 13:5
for lo, you shall conceive and bear a son. No razor shall come upon his head, for the boy shall be a Nazirite to God from birth; and he shall begin to deliver Israel from the hand of the Philistines."
Judges 16:17
And he told her all his mind, and said to her, "A razor has never come upon my head; for I have been a Nazirite to God from my mother's womb. If I be shaved, then my strength will leave me, and I shall become weak, and be like any other man."
Judges 16:19
She made him sleep upon her knees; and she called a man, and had him shave off the seven locks of his head. Then she began to torment him, and his strength left him.
Lamentations 4:7-8
Her Nazarites were purer than snow, whiter than milk; they were more ruddy in body than rubies, their figure was as sapphire.
1 Corinthians 11:10-15
Therefore ought the woman to have authority on her head, on account of the angels.