In Jeremiah 13:16, the twilight signifies when truth is not seen, but falsity is seen instead. (Arcana Coelestia 1458[4])

In Isaiah 59:10, twilight signifies going astray in falsities, although able to have light from the Word. (Apocalypse Explained 239[11])

Twilight signifies a state of love in obscurity, while evening signifies a state of wisdom in obscurity. (Arcana Coelestia 10134[3])

'Twilight' signifies the end time of the church.

(Referencias: Arcana Coelestia 10134)