Romans 13:4
For he is God's servant for your benefit. But if you do what is wrong, be afraid. He does not wear the sword to no purpose: he is God's servant--an administrator to inflict punishment upon evil-doers.
Romans 12:19
Do not be revengeful, my dear friends, but give way before anger; for it is written, "'Revenge belongs to Me: I will pay back,' says the Lord."
1 Thessalonians 4:6
and that in this matter there be no encroaching on the rights of a brother Christian and no overreaching him. For the Lord is an avenger in all such cases, as we have already taught you and solemnly warned you.
Romans 13:6
Why, this is really the reason you pay taxes; for tax-gatherers are ministers of God, devoting their energies to this very work.