Isaiah 18 Study Notes: A Message to Distant Cush
Isaiah addresses Cush, a distant and powerful land that sends envoys by boat. The LORD calmly watches and will prune the vine just before it ripens, and one day this feared people will bring gifts to the LORD at Mount Zion.
General
In 18:5, at what point does God prune away the shoots and branches?
Answer: Just before harvest, as the grapes ripen
Before the harvest, after the vine has flowered and as the fruit is ripening, God cuts away the shoots and spreading branches (18:5). The image of a vine cut just before harvest pictures God cutting off, at the last moment, what seemed about to come to harvest. The cut branches are left for birds of prey along with wild animals through summer and winter (18:6), a picture of total defeat. Isaiah declares that no one can thwart God's purpose or turn back His hand (Isaiah 14:26-27), and the psalmist says the nations plot in vain (Psalm 2:1-4).
- Isaiah 18:5-6 (BSB)“For before the harvest, when the blossom is gone and the flower becomes a ripening grape, He will cut off the shoots with a pruning knife and remove and discard the branches. They will all be left to the mountain birds of prey, and to the beasts of the land. The birds will feed on them in summer, and all the wild animals in winter.”God cuts off the branches just before harvest.
- Isaiah 14:26-27 (BSB)“This is the plan devised for the whole earth, and this is the hand stretched out over all the nations. The LORD of Hosts has purposed, and who can thwart Him? His hand is outstretched, so who can turn it back?”No one can thwart the LORD's purpose for the nations.
- Psalm 2:1-4 (BSB)“Why do the nations rage and the peoples plot in vain? The kings of the earth take their stand and the rulers gather together, against the LORD and against His Anointed One: “Let us break Their chains and cast away Their cords.” The One enthroned in heaven laughs; the Lord taunts them.”The nations' plots against the LORD come to nothing.
Theological
At what stage of the vine's growth does the cutting in 18:5 take place?
Answer: Just before harvest, as the grapes ripen
The agricultural image of 18:5 is precisely timed: before harvest, after flowering, as the grape ripens, the shoots and spreading branches are cut away and left to birds of prey along with beasts through summer and winter (18:6). God lets the growth come almost to harvest, then cuts it off at the brink. Isaiah 14:26-27 affirms that the LORD's purpose over the nations cannot be thwarted, and Psalm 2:1-4 exposes the futility of the nations' plotting.
- Isaiah 18:5-6 (BSB)“For before the harvest, when the blossom is gone and the flower becomes a ripening grape, He will cut off the shoots with a pruning knife and remove and discard the branches. They will all be left to the mountain birds of prey, and to the beasts of the land. The birds will feed on them in summer, and all the wild animals in winter.”God cuts off the branches just before harvest.
- Isaiah 14:26-27 (BSB)“This is the plan devised for the whole earth, and this is the hand stretched out over all the nations. The LORD of Hosts has purposed, and who can thwart Him? His hand is outstretched, so who can turn it back?”No one can thwart the LORD's purpose for the nations.
- Psalm 2:1-4 (BSB)“Why do the nations rage and the peoples plot in vain? The kings of the earth take their stand and the rulers gather together, against the LORD and against His Anointed One: “Let us break Their chains and cast away Their cords.” The One enthroned in heaven laughs; the Lord taunts them.”The nations' plots against the LORD come to nothing.
General
What does 18:7 say the distant, feared people will bring to Mount Zion?
Answer: Gifts offered to the LORD as tribute
The same tall, feared nation of 18:2 will one day bring gifts to the LORD at Mount Zion, where His Name dwells (18:7). The nation that sent envoys over the sea will end up honoring the God of Israel. The psalmist likewise foresaw Cush stretching out its hands to God (Psalm 68:31), Zephaniah says worshipers from beyond Cush's rivers will bring offerings (Zephaniah 3:10), and Isaiah pictures all nations streaming to the LORD's mountain (Isaiah 2:2-3).
- Isaiah 18:7 (BSB)“At that time gifts will be brought to the LORD of Hosts—from a people tall and smooth-skinned, from a people widely feared, from a powerful nation of strange speech, whose land is divided by rivers—to Mount Zion, the place of the Name of the LORD of Hosts.”The distant people bring gifts to the LORD at Zion.
- Psalm 68:31 (BSB)“Envoys will arrive from Egypt; Cush will stretch out her hands to God.”The psalmist foresees Cush reaching out to God.
- Zephaniah 3:10 (BSB)“From beyond the rivers of Cush My worshipers, My scattered people, will bring Me an offering.”Worshipers from beyond Cush bring offerings to the LORD.
- Isaiah 2:2-3 (BSB)“In the last days the mountain of the house of the LORD will be established as the chief of the mountains; it will be raised above the hills, and all nations will stream to it. And many peoples will come and say: “Come, let us go up to the mountain of the LORD, to the house of the God of Jacob. He will teach us His ways so that we may walk in His paths.” For the law will go forth from Zion, and the word of the LORD from Jerusalem.”Isaiah pictures the nations streaming to the LORD's mountain.
Theological
What does 18:7 foresee the formidable people of 18:2 bringing to Zion?
Answer: Gifts offered to the LORD as tribute
Verse 7 reverses 18:2: the formidable people described there will bring gifts to the LORD at Mount Zion, where His Name dwells. Judgment on the nations gives way to their homage. Psalm 68:31 likewise envisions Cush reaching out to God, Zephaniah 3:10 has offerings brought from beyond Cush's rivers, and Isaiah 2:2-3 portrays the nations streaming to the LORD's house.
- Isaiah 18:7 (BSB)“At that time gifts will be brought to the LORD of Hosts—from a people tall and smooth-skinned, from a people widely feared, from a powerful nation of strange speech, whose land is divided by rivers—to Mount Zion, the place of the Name of the LORD of Hosts.”The distant people bring gifts to the LORD at Zion.
- Psalm 68:31 (BSB)“Envoys will arrive from Egypt; Cush will stretch out her hands to God.”The psalmist foresees Cush reaching out to God.
- Zephaniah 3:10 (BSB)“From beyond the rivers of Cush My worshipers, My scattered people, will bring Me an offering.”Worshipers from beyond Cush bring offerings to the LORD.
- Isaiah 2:2-3 (BSB)“In the last days the mountain of the house of the LORD will be established as the chief of the mountains; it will be raised above the hills, and all nations will stream to it. And many peoples will come and say: “Come, let us go up to the mountain of the LORD, to the house of the God of Jacob. He will teach us His ways so that we may walk in His paths.” For the law will go forth from Zion, and the word of the LORD from Jerusalem.”Isaiah pictures the nations streaming to the LORD's mountain.
General
How does the LORD say He will watch from where He dwells (18:4)?
Answer: Quietly, like shimmering heat or dew at harvest
The LORD tells Isaiah that He will look on quietly from His dwelling, like heat shimmering in sunlight or dew forming in harvest heat (18:4). While envoys hurry and the whole world is told to watch for a banner and listen for a ram's horn (18:2-3), God is not anxious or hurried; He calmly waits for the right moment to act. The psalmist says the LORD watches from heaven and sees all people (Psalm 33:13-14), and that God, seated in heaven, laughs at the nations' plotting (Psalm 2:4). Isaiah also records God's oath that what He has planned will happen (Isaiah 14:24).
- Isaiah 18:4 (BSB)“For this is what the LORD has told me: “I will quietly look on from My dwelling place, like shimmering heat in the sunshine, like a cloud of dew in the heat of harvest.””The LORD calmly watches from His dwelling.
- Psalm 33:13-14 (BSB)“The LORD looks down from heaven; He sees all the sons of men. From His dwelling place He gazes on all who inhabit the earth.”The LORD sees all who live on the earth from His dwelling.
- Psalm 2:4 (BSB)“The One enthroned in heaven laughs; the Lord taunts them.”God in heaven is untroubled by the nations' plots.
- Isaiah 14:24 (BSB)“The LORD of Hosts has sworn: “Surely, as I have planned, so will it be; as I have purposed, so will it stand.”The LORD swears that His plans will stand.
Theological
How, according to 18:4, does the LORD look on while the nations stir?
Answer: Quietly, like shimmering heat or dew at harvest
Verse 18:4 portrays divine composure: the LORD will look on quietly from His abode, like heat shimmering in sunlight or dew forming in harvest heat. Amid the nations' diplomacy and alarm (18:2-3), He is unhurried and sovereign, awaiting His appointed moment. Psalm 33:13-14 depicts His all-seeing gaze from heaven, Psalm 2:4 His serene derision of the nations' schemes, and Isaiah 14:24 His sworn purpose that cannot fail.
- Isaiah 18:4 (BSB)“For this is what the LORD has told me: “I will quietly look on from My dwelling place, like shimmering heat in the sunshine, like a cloud of dew in the heat of harvest.””The LORD calmly watches from His dwelling.
- Psalm 33:13-14 (BSB)“The LORD looks down from heaven; He sees all the sons of men. From His dwelling place He gazes on all who inhabit the earth.”The LORD sees all who live on the earth from His dwelling.
- Psalm 2:4 (BSB)“The One enthroned in heaven laughs; the Lord taunts them.”God in heaven is untroubled by the nations' plots.
- Isaiah 14:24 (BSB)“The LORD of Hosts has sworn: “Surely, as I have planned, so will it be; as I have purposed, so will it stand.”The LORD swears that His plans will stand.
General
How does 18:1-2 say the land of Cush sends out its envoys?
Answer: Over the water in boats made of papyrus
The woe is spoken to Cush, a land of buzzing wings beside its rivers (18:1). Cush sends envoys over the sea in papyrus boats, and Isaiah describes its people as tall, with smooth skin, widely feared, mighty, and speaking a strange language (18:2). Cush appears elsewhere in Isaiah alongside Egypt as a false hope for those threatened by Assyria (Isaiah 20:5), and in Hezekiah's day Sennacherib of Assyria heard that Tirhakah, Cush's king, was on the march to battle him (2 Kings 19:9).
- Isaiah 18:1-2 (BSB)“Woe to the land of whirring wings, along the rivers of Cush, which sends couriers by sea, in papyrus vessels on the waters. Go, swift messengers, to a people tall and smooth-skinned, to a people widely feared, to a powerful nation of strange speech, whose land is divided by rivers.”The woe addresses Cush and its envoys.
- Isaiah 20:5 (BSB)“Those who made Cush their hope and Egypt their boast will be dismayed and ashamed.”Isaiah names Cush, with Egypt, as a false hope.
- 2 Kings 19:9 (BSB)“Now Sennacherib had been warned about Tirhakah king of Cush: “Look, he has set out to fight against you.” So Sennacherib again sent messengers to Hezekiah, saying,”Cush's king set out against Assyria in Hezekiah's day.
Theological
According to 18:1-2, by what means does Cush, the land under this woe, dispatch its envoys?
Answer: Over the water in boats made of papyrus
Chapter 18 addresses Cush, a land of buzzing wings by its rivers (18:1), which dispatches envoys over the waters in papyrus craft (18:2). Its people are described as tall and smooth of skin, feared far and wide, mighty, and of foreign speech. Cush is paired with Egypt in Isaiah 20:5 as a false hope for those threatened by Assyria, and 2 Kings 19:9 records that Tirhakah, Cush's king, marched out to battle Sennacherib.
- Isaiah 18:1-2 (BSB)“Woe to the land of whirring wings, along the rivers of Cush, which sends couriers by sea, in papyrus vessels on the waters. Go, swift messengers, to a people tall and smooth-skinned, to a people widely feared, to a powerful nation of strange speech, whose land is divided by rivers.”The woe addresses Cush and its envoys.
- Isaiah 20:5 (BSB)“Those who made Cush their hope and Egypt their boast will be dismayed and ashamed.”Isaiah names Cush, with Egypt, as a false hope.
- 2 Kings 19:9 (BSB)“Now Sennacherib had been warned about Tirhakah king of Cush: “Look, he has set out to fight against you.” So Sennacherib again sent messengers to Hezekiah, saying,”Cush's king set out against Assyria in Hezekiah's day.