What does Amos 2:1 mean?

This is what the Lord says: For the many crimes of Moab, I won't hold back punishment, because he burned the bones of Edom's king to ashes. Amos 2:1 - Modern Text Bible

(Moab is judged for showing utter disrespect for the dead, even burning the bones of a rival king. God sees this as a serious offense.)