In Genesis 8:8-11, this signifies the truths and goods of faith in people who have developed spiritually. (Arcana Coelestia 870)

In John 1:32, this signifies regeneration and purification and the affections and thoughts relating to these processes. (True Christian Religion 144)

In Hosea 11:11, a dove signifies rational good.

(Reference: Arcana Coelestia 876)