do right by

Verb

 * 1)  To treat, deal with, or act toward (someone) in a morally just, socially honorable fashion.
 * I know her new husband is a good man and wants to do right by our family.
 * Hey man, did you finish that transaction with my cousin? You do right by him?
 * 1) * 2009 August 17, Barack Obama, to the convention of the Veterans of Foreign Wars, Phoenix, Arizona, transcript
 * We will do right by our troops and taxpayers, and we will build the 21st Century military that we need.
 * …We are not going to abandon these American heroes. We are going to do right by them.
 * …We are not going to abandon these American heroes. We are going to do right by them.