Not that his hair was in itself the seat or cause of his strength, but because it was the chief condition of that vow or covenant, whereby as he stood obliged to him, so God was pleased graciously to engage himself to fit him for, and assist him in, that great work to which he called him; but upon his violation of his condition, God justly withdraws his help, and leaves him to himself.
Related Commentaries of Judges 16:17
Judges 16:17
17 That he told her all his heart, and said unto her, There hath not come a razor upon mine head; for I have been a Nazarite unto God from my mother's womb: if I be shaven, then my strength will go from me, and I shall become weak, and be like any other man.