Damascus
In Genesis 14:15, Damascus, being the chief city of Syria, signifies knowledge of good and truth. (Arcana Coelestia 1715)
In Ezekiel 27:18, this signifies external knowledge. (Apocalypse Explained 376[18])
In Isaiah 17:3, this signifies people who value religion for knowing only external things. (The Inner Meaning of the Prophets and Psalms 17)
Damascus and Aroer (Isaiah 17:1, 2) signify knowledge of truth and good. See Eliezer of Damascus.
(References: Apocalypse Explained 911)
Genesis 14:18-19
18
Melchizedek king of Salem brought out bread and wine: and he was priest of God Most High.
19
He blessed him, and said, "blessed be Abram of God Most High, possessor of heaven and earth: