Arcana Coelestia #4716
4716. 'And he came to Shechem' means knowledge of the general aspects of doctrine. This is clear from the meaning of 'Shechem' as the broad outlines - or what amounts to the same, general aspects - of doctrine which are received first, dealt with in 4707.
Valley of Decision
In Joel 3:14, this signifies determination of a consummation upon the church, as its lowest or final state is cut off. (Apocalypse Explained 397[3], 401[14])