You may think it strange, but before you dismiss the question, consider this: "If a man have long hair, it is a shame unto him… If a woman have long hair, it is her glory: for her hair given her a covering (I Corinthian 11:14-15).
In the bible, divinely appointed symbols represent holy things. example; He gave His disciples bread to eat and a cup to drink. The bread, He said, represented His body, and the cup, His blood (I Corinthian 11:23-25).
God has chosen for the length of people's hair to symbolize their relationship to Him and to the authority He has placed over them. This truth is presented in I Corinthian 11:3-16.