2Cor.5.20  So we are ambassadors for Christ, God making his appeal through us. We beseech you on behalf of Christ, be reconciled to God.
Eph.6.20  for which I am an ambassador in chains; that I may declare it boldly, as I ought to speak.
Phlm.1.9  yet for love's sake I prefer to appeal to you--I, Paul, an ambassador and now a prisoner also for Christ Jesus--