'Wilderness' signifies something with little life in it, as described in the internal sense in Luke 1:80 'Wilderness' signifies somewhere there is no good because there is no truth. 'Wilderness,' as in Jeremiah 23:10, signifies the Word when it is adulterated.

(Odkazy: Arcana Coelestia 1927)

399. Verse 12. And I saw when he had opened the sixth seal, signifies still further prediction respecting the state of the church, as is evident from the signification of "opening the seals" of the book which was in the Lord's hand, as being to reveal things hidden, and to predict things future (of which above, n. 352, 361, 369, 378, 390).