520. With every man the natural and the spiritual cohere together like soul and body, for without the spiritual, which flows in and vivifies the natural, man would not be man. From this it follows, that he who is in spiritual marriage is also in a happy natural marriage and, on the other hand, that he who is in spiritual adultery is also in natural adultery, and vice versa. Now because all who are in hell are in the connubial connection of evil and falsity, and this is spiritual adultery itself, and because all who are in heaven are in the marriage of good and truth and this is marriage itself, therefore, hell as a whole is called adultery, and heaven as a whole is called marriage.