New American Standard Bible (©1995)
Keep your behavior excellent among the Gentiles, so that in the thing in which they slander you as evildoers, they may because of your good deeds, as they observe them, glorify God in the day of visitation.
King James Bible
Having your conversation honest among the Gentiles: that, whereas they speak against you as evildoers, they may by your good works, which they shall behold, glorify God in the day of visitation.
Darby Bible Translation
having your conversation honest among the Gentiles, that as to that in which they speak against you as evildoers, they may through your good works, themselves witnessing them, glorify God in the day of visitation.
English Revised Version
having your behaviour seemly among the Gentiles; that, wherein they speak against you as evil-doers, they may by your good works, which they behold, glorify God in the day of visitation.
Online Parallel Bible