'Servant' in the Bible

For he is God’s servant to you for good. But if you do wrong, [you should] be afraid; for he does not carry the [executioner’s] sword for nothing. He is God’s servant, an avenger who brings punishment on the wrongdoer.

Who are you to judge the servant of another? Before his own master he stands [approved] or falls [out of favor]. And he [who serves the Master—the Lord] will stand, for the Lord is able to make him stand.

For I tell you that Christ has become a servant and a minister to the circumcision (Jews) on behalf of God’s truth, to confirm and verify the promises made to the fathers,