'Soft raiment,' as in Matthew 11:9, represents the internal sense of the Word.
(References: Arcana Coelestia 9372)
Study
14 Jerusalem, wash your heart from wickedness, that you may be saved. How long shall your evil thoughts lodge within you?
15 For a voice declares from Dan, and publishes evil from the hills of Ephraim:
9 But why did you go out? To see a prophet? Yes, I tell you, and much more than a prophet.