So he committed an act of great treachery and returned evil for good: Good News Bible may serve as a model for this verse, but another possible approach is:

• Ptolemy had received good, but he returned it with evil. What he did was a very treacherous act.

Quoted with permission from Bullard, Roger A. and Hatton, Howard A. A Handbook on 1-2 Maccabees. (UBS Helps for Translators). New York: UBS, 2011. For this and other handbooks for translators see here.