do good

do good (third-person singular simple present does good, present participle doing good, simple past did good, past participle done good)

1. To act virtuously.
2. To contribute positively; to aid.
   • 2021, Michael Farris Smith, chapter 40, in Nick, New York; Boston; London: Little, Brown and Company, page 196:

     That's all there is to it. It might do you some good to know him better anyhow.