In Exodus 30:24, Cassia signifies a more interior truth from good, or the interior truth of the internal man. As it is the fourth in order here, it represents the inmost truth. (Arcana Coelestia 10258)

In Ezekiel 27:19, Cassia and Calamus signify natural truth from which flows good. (Arcana Coelestia 3923[5])