Why does Reverend Hale come to the Proctor's house? What does this scene reveal about Hale's role in the trial?

Reverend Hale goes to the Proctor home in order to access Elizabeth whose name has come up in court, He is also there to gage their relationship to the church, their beliefs and religious standing. From Hale's presence in their home, we can infer that he will be directly involved with the trial.