Maybe use the explain pain model. If God is punishing her he is making her brain give her conscious self pain as a result of something. That simple thing might be that she is to sedentary? Hence if she did something proactive god might remove the pain that he is causing in her brain. It is an interesting topic and perhaps others might have some ideas.

There might also be an option to talk to another important member in her community such as a spiritual leader to ask his ideas on this.