In Genesis 10:7, the sons of Cush symbolize people who did not have inward worship but did have religious knowledge, the possession of which they considered to be religion. Seba, Havilah, Sabtah, Raamah, and Sabteca, are individual nations among whom that knowledge was extant, while at a deeper level they symbolize the knowledge itself.

(Odkazy: Arcana Coelestia 1168)

In Isaiah 30:28, this signifies thoughts originating from what is materially-oriented and thus false. (Apocalypse Explained 923[5])

In Ezekiel 29:4, this signifies the punishment of speaking what is false. (Apocalypse Explained 654[51])

(Odkazy: Apocalypse Explained 923)