4656. CONCERNING THE HELL OF DIABOLICAL GENII AT THE BACK. At the back, are infernal and diabolical genii, who are from those men who have thought evil against the neighbor, and delighted themselves therein, and, also, as often as they could without being detected, have inflicted it, secretly, by means of others. In the other life, such are at the back, deep down in vaults: they are invisible there. There was a certain one there; and he said that they were, as it were, volatile, escaping his inspection. They are there in bogs, over which, from phantasy, there appears grass, which looks to those who come to it like a meadow: but when they enter, they are immersed.