For he is the minister of God to you for good. But if you do that which is evil, be afraid; for he bears not the sword in vain: for he is the minister of God, an avenger to execute wrath upon him that does evil.
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Augustine of Hippo
AD 430
When Paul says: “He is God’s servant for your good,” though it be for his own evil, this should be understood in the same way as the above.