876. His function, that of threatening somewhat, indicates the same thing, because it is the duty of such spirits to do so, though not as severely as others. But thereupon he instructs them as to how their life should be improved, thus outwardly, how a person should be made ready so as to have truths, since the knowledge of truths serves that purpose. So if he were allowed to teach about heaven, he would also want to do so, but he is not permitted to because he is still among spirits of that kind and has that outer form.