Isaiah 27:1 in the King James Version
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 shall slay the dragon that is in the sea.
Context
1 In that day, the LORD with his hard and great and strong sword will punish leviathan, the fleeing serpent, and leviathan, the twisted serpent; and he will kill the dragon that is in the sea.
2 In that day, sing to her, “A pleasant vineyard!