The big picture
After words of hope for the dead, Isaiah, a prophet who speaks for God, describes a great enemy's defeat. A sea monster falls before God, while a vineyard receives his care. That vineyard stands for Israel, God's people, also called Jacob after their ancestor. Their false worship must go, and ruined homes show the cost of their sin. Yet scattered people will not all remain lost. God will gather them to Jerusalem, their holy city, where a trumpet calls them to worship.
In this chapter
- The Sea Monster Falls Before God Isaiah 27:1
Isaiah announces that God will strike a great sea monster with his sword.
- The Keeper Waters a Fruitful Vineyard Isaiah 27:2-6
A song now celebrates a vineyard of good wine.
- Judgement Removes the Objects of False Worship Isaiah 27:7-11
Isaiah asks whether God has struck his people as hard as their attackers.
- A Trumpet Calls the Scattered Home Isaiah 27:12-13
God will gather his people across the broad region between the great river and a stream at the border of Egypt, the southern kingdom.
Central truth
God defeats destructive power, guards his people through cleansing judgement, and gathers scattered survivors to worship in the holy city.

Scripture beside the summary
Isaiah · King James Version · 13Isaiah 27:1
The Sea Monster Falls Before God
Isaiah announces that God will strike a great sea monster with his sword. The creature is called leviathan, a twisting serpent, and a dragon in the sea. These names make it sound fierce and hard to seize. Yet God will kill it. The creature stands for a force opposed to him. Readers differ over which earthly or spiritual enemy it means. Isaiah does not settle that question here. His claim is clear without it: what no human hand can tame still lies within reach of God's sword.

In everyday life
A deep-sea diver waits behind the safety cage as a huge shadow passes through the water. She knows how small her own strength is beside what moves outside. Her safety depends on help beyond her body. Isaiah's monster is defeated by God, not merely kept at a distance by equipment.
Notice
Isaiah 27:1 The serpent is described more than once before its defeat. The repeated names magnify the threat, but none gives it power to resist the Lord's sword.
Isaiah 27:1
King James Version1In that day the LORD with his sore and great and strong sword shall punish leviathan the piercing serpent, even leviathan that crooked serpent; and he shall slay the dragon that is in the sea.
Isaiah 27:2-6
The Keeper Waters a Fruitful Vineyard
A song now celebrates a vineyard of good wine. God himself keeps and waters it, guarding it through day and night. He is not nursing anger against it. Thorns that rise against him will be burned together, yet an invitation remains: take hold of his strength and make peace. Jacob's people will put down roots, blossom, and fill the world with fruit. The vineyard is no longer left to ruin. Its future depends on the care and peace offered by the same God whose strength destroys opposition.

In everyday life
An aquarium keeper checks the water late at night and returns at dawn to remove a plant that chokes the tank. She clears space around the young fish and tests the flow again. They thrive because she keeps watch when the building is shut. God's people can choose peace with him; fish cannot make that choice.
Notice
Isaiah 27:3 The keeper promises attention through both night and day. Growth is supported by continuous care, so the vineyard's future is not left to a single watering.
Isaiah 27:2-6
King James Version2In that day sing ye unto her, A vineyard of red wine.
3I the LORD do keep it; I will water it every moment: lest any hurt it, I will keep it night and day.
4Fury is not in me: who would set the briers and thorns against me in battle? I would go through them, I would burn them together.
5Or let him take hold of my strength, that he may make peace with me; and he shall make peace with me.
6He shall cause them that come of Jacob to take root: Israel shall blossom and bud, and fill the face of the world with fruit.
Isaiah 27:7-11
Judgement Removes the Objects of False Worship
Isaiah asks whether God has struck his people as hard as their attackers. Their pain is real, but he has set a limit to it. Jacob's guilt must be removed. False altars will be smashed to powder, and the objects used to worship other gods will not stand. Yet the walled city lies empty. Calves feed there, and women collect dry branches for fires. These people do not understand or heed their Maker. He withholds mercy from them. The promise of new growth does not cancel this severe warning.


In everyday life
A bridge mason removes crumbling stone from an old crossing before repairs can begin. Pieces once admired lie broken in the skip. He closes the footpath and clears the loose blocks from each arch. Safe use requires the damaged material to go. Isaiah condemns false worship and threatens a city with ruin, not closure for repairs.
Notice
Isaiah 27:9 The destruction of false altars is named as the fruit of cleansing guilt. The change reaches the objects of worship, not only a spoken claim of regret.
Isaiah 27:7-11
King James Version7Hath he smitten him, as he smote those that smote him? or is he slain according to the slaughter of them that are slain by him?
8In measure, when it shooteth forth, thou wilt debate with it: he stayeth his rough wind in the day of the east wind.
9By this therefore shall the iniquity of Jacob be purged; and this is all the fruit to take away his sin; when he maketh all the stones of the altar as chalkstones that are beaten in sunder, the groves and images shall not stand up.
10Yet the defenced city shall be desolate, and the habitation forsaken, and left like a wilderness: there shall the calf feed, and there shall he lie down, and consume the branches thereof.
11When the boughs thereof are withered, they shall be broken off: the women come, and set them on fire: for it is a people of no understanding: therefore he that made them will not have mercy on them, and he that formed them will shew them no favour.
Isaiah 27:12-13
A Trumpet Calls the Scattered Home
God will gather his people across the broad region between the great river and a stream at the border of Egypt, the southern kingdom. The gathering is compared with beating out a crop, yet each person is collected one by one. A great trumpet sounds. Those near death in Assyria, the northern empire, and those cast out in Egypt, come home. They worship on God's holy mountain in the city. The closing picture makes the scattered people present again. Foreign rule and extreme weakness have not made any survivor too distant for God's call.
In everyday life
A consular clerk reads names as stranded travellers reach the desk from scattered towns. She checks each face against the list and hands over the papers needed to return home. No one disappears into a group total. Isaiah promises rescue for worship, not travel papers that still leave each traveller to find a way home.
Notice
Isaiah 27:12 Gathering happens one by one. A harvest can sound like an unnamed mass, but this detail gives each scattered survivor a place in the return God promises.
Isaiah 27:12-13
King James Version12And it shall come to pass in that day, that the LORD shall beat off from the channel of the river unto the stream of Egypt, and ye shall be gathered one by one, O ye children of Israel.
13And it shall come to pass in that day, that the great trumpet shall be blown, and they shall come which were ready to perish in the land of Assyria, and the outcasts in the land of Egypt, and shall worship the LORD in the holy mount at Jerusalem.
Details worth noticing
The opening image
Isaiah 27:1 begins with “In that day the LORD with his sore and great and strong sword shall punish leviathan the piercing serpent, even leviathan that crooked serpent; and he…”
Where the chapter turns
Isaiah 27:7 forms a natural hinge: “Hath he smitten him, as he smote those that smote him? or is he slain according to the slaughter of them that are slain by him?”
The final note
Isaiah 27:13 leaves the reader with “And it shall come to pass in that day, that the great trumpet shall be blown, and they shall come which were ready to perish in the land of Assyria, and…”
A word trail through the chapter
The words LORD, Egypt, fruit, Israel, Jacob, keep help reveal the chapter’s repeated concerns.
KJV words made clear
- leviathan
- A great serpent or sea monster used as an image of hostile power.
- purged
- Cleansed or removed, here referring to guilt and false worship.
Music and video connected to the passage
Related media appears when its Scripture reference overlaps this study. Music and video can illuminate a theme while the biblical text remains the foundation.




