For they that are such serve not our Lord Jesus Christ, but their own belly; and by good words and fair speeches deceive the hearts of the innocent.
All Commentaries on Romans 16:18 Go To Romans 16
John Chrysostom
AD 407
It seems that Paul is talking here about the Jewish leaders…. Their words sound wonderful, but they are deceptive. However, they do not fool everyone but only the hearts of the simpleminded.