KJV - But though we, or an angel from heaven, preach any other gospel unto you than that which we have preached unto you, let him be accursed.

ASV - But though we, or an angel from heaven, should preach unto you any gospel other than that which we preached unto you, let him be anathema.

BBE - But even if we, or an angel from heaven, were to be a preacher to you of good news other than that which we have given you, let there be a curse on him.

WEB - But even though we, or an angel from heaven, should preach to you any gospel other than that which we preached to you, let him be cursed.

YLT - but even if we or a messenger out of heaven may proclaim good news to you different from what we did proclaim to you -- anathema let him be!

Notes