Ezekiel 48:16

¹⁶ And these [are] its measures: the north side five hundred, and four thousand, and the south side five hundred, and four thousand, and on the east side five hundred, and four thousand, and the west side five hundred, and four thousand.

Cities of Judah

In Isaiah 40:9 and Psalm 69:35, this signifies the doctrine of love of the Lord and the neighbor in its entirety as well as the doctrine of the celestial church. (Apocalypse Explained 342, 850[5])

⁹ You who tell good news to Zion, go up on a high mountain. You who tell good news to Jerusalem, lift up your voice with strength. Lift it up. Don't be afraid. Say to the cities of Judah, "Behold, your God!"