Ezekiel 44:20
They shall not shave their heads or let their locks grow long; they shall surely trim the hair of their heads.
Numbers 6:5
"All the days of his vow of separation, no razor shall touch his head. Until the time is completed for which he separates himself to the LORD, he shall be holy. He shall let the locks of hair of his head grow long.
Leviticus 21:5-24
They shall not make bald patches on their heads, nor shave off the edges of their beards, nor make any cuts on their body.
Deuteronomy 14:1
"You are the sons of the LORD your God. You shall not cut yourselves or make any baldness on your foreheads for the dead.
1 Corinthians 11:14
Does not nature itself teach you that if a man wears long hair it is a disgrace for him,