27.
Because of this difference between the angels of the celestial kingdom and the angels of the spiritual kingdom they are not together nor do they associate with each other. They are able to communicate
only through intermediate angelic societies which are called celestial-spiritual. Through these, the celestial kingdom inflows into the spiritual,# and from this it comes about that, although heaven
is divided into two kingdoms, it nevertheless makes a one. The Lord always provides such intermediate angels through whom there is communication and conjunction. # Between the two kingdoms there is
communication and conjunction by means of angelic societies which are called celestial-spiritual (n. 4047, 6435, 8787, 8802). The influx of the Lord through the celestial kingdom into the spiritual (n.
3969, 6366).