Isaiah 27:1
In that day the LORD with his keen and great and strong sword will punish leviathan the piercing serpent, even leviathan that crooked serpent; and he will slay the dragon that is in the sea.In that day the LORD with his keen and great and strong sword will punish leviathan the piercing serpent, even leviathan that crooked serpent; and he will slay the dragon that is in the sea.