Isaiah 17:3
The fortress also shall cease from Ephraim, and the kingdom from Damascus, and the remnant of Syria: they shall be as the glory of the children of Israel, saith the Lord of hosts.
Cross-references
Isaiah 7:8 prophesies Ephraim will be broken and not a people — this verse also predicts the end of Ephraim's fortress and Damascus' kingdom.
Isaiah 7:16 says the land of the two kings (Syria and Ephraim) will be forsaken — this verse foretells the same removal of their power.
Isaiah 8:4 says the riches of Damascus and Samaria will be taken by Assyria — this verse predicts the same fall of their kingdoms.
Isaiah 28:1-4 directly targets Ephraim's drunkards and their fading glory, matching the downfall of Ephraim described here.
2 Kings 16:9 records the Assyrian conquest of Damascus, directly fulfilling the prophecy that the kingdom from Damascus would cease.
2 Kings 17:6 describes the fall of Samaria, fulfilling the prophecy that Ephraim's fortress would cease.
Hosea 9:11 says Ephraim's glory will fly away like a bird — the same image of lost glory that this verse applies to the children of Israel.
Hosea 10:14 echoes the fall of fortresses and the devastation of Israel's cities, matching the judgment on Ephraim's strongholds.
Hosea 13:16 directly condemns Samaria (Ephraim's capital) with sword and slaughter, matching the judgment on Ephraim in this verse.
Amos 3:9-15 also speaks of fortresses being pulled down (v.11) and judgment on Samaria's houses, directly paralleling the disappearance of Ephraim's fortress.
Amos 5:27 mentions exile 'beyond Damascus,' tying the fate of Damascus to Israel's judgment—a specific link to the kingdom from Damascus here.
Amos 6:8 mentions detesting Jacob's 'fortresses' (same Hebrew root) and delivering up the city—a strong parallel to the loss of Ephraim's strongholds.
Hosea 3:4 describes Israel without king or prince, reflecting the loss of fortress and sovereignty in Isaiah 17:3.