For rulers are not a terror to good conduct, but to bad. Do you want to be unafraid of the one in authority? Then do what is right, and you will have his approval.
KJV
For rulers are not a terror to good works, but to the evil. Wilt thou then not be afraid of the power? do that which is good, and thou shalt have praise of the same:
ASV
For rulers are not a terror to the good work, but to the evil. And wouldest thou have no fear of the power? do that which is good, and thou shalt have praise from the same: