Ezekiel 44:20
Neither shall they shave their heads, nor suffer their locks to grow long; they shall only cut their hair.
Numbers 6:5
All the days of the vow of their Nazariteship no razor shall come upon their head, until the days are fulfilled of their separation unto the LORD; they shall be holy and shall let the locks of the hair of their head grow.
Leviticus 21:5-24
They shall not make baldness upon their head, neither shall they shave off the corner of their beard, nor make any cuttings in their flesh.
Deuteronomy 14:1
Ye are the sons of the LORD your God: ye shall not cut yourselves nor make any baldness over your eyes for the dead.
1 Corinthians 11:14
Does not even nature itself teach you that if a man lets his hair grow, it is dishonest?