Isaiah 9:21

Manasseh, Ephraim: and Ephraim, Manasseh: and they together shalbe against Iudah: for all this his anger is not turned away, but his hand is stretched out still. Isaiah 9:21 (KJV)

Isaiah 9:21 concludes a larger section (Isaiah 9:8‑21) that announces God’s judgment on Israel because of persistent disobedience and idolatry. The verse names Manasseh and Ephraim, two tribes that together represent the northern kingdom of Israel. Their parallel mention—“Manasseh, Ephraim; and Ephraim, Manasseh”—emphasizes a united front against Judah, signalling a period of intense conflict and division between the northern and southern kingdoms.

The phrase “they together shall be against Judah” points to a concrete historical reality in which the northern kingdom, often allied with foreign powers, acted hostile toward the southern kingdom. This hostility is framed within the larger prophetic warning that God’s anger has not been withdrawn. The image of God’s hand “stretched out still” conveys that divine discipline remains active and that further consequences are imminent.

The broader passage describes a series of calamities—invading armies, oppression, and destruction—that will befall Israel because the people refuse to turn back to God. Scholars commonly associate the fulfillment of this prophecy with the Assyrian invasion of the northern kingdom and the subsequent exile, as well as earlier conflicts such as the Syro‑Ephraimite War referenced in Isaiah 7.

Overall, Isaiah 9:21 serves as a stark reminder of the results of rebellion against God. It underscores the necessity of repentance, highlights God’s unwavering faithfulness to His word, and affirms His commitment to justice. The verse calls readers to recognize the seriousness of divine judgment and to respond with humility and obedience, lest they experience the same fate as the unrepentant tribes of Manasseh and Ephraim.