Arcana Coelestia#61
61. Everything that has to do with cognitions of faith is called spiritual, and everything that has to do with love to the Lord and towards the neighbour is called celestial. The former belong to man's understanding, the latter to his will.
Two and a half
In Exodus 25:10, this signifies much and full; when predicated of the Divine it signifies all. Its meaning is similar to that of five and ten.