By His breath the skies were cleared; His hand pierced the fleeing serpent.
Cross References
Job 9:8He alone stretches out the heavens and treads on the waves of the sea.
Isaiah 27:1In that day the LORD will take His sharp, great, and mighty sword, and bring judgment on Leviathan the fleeing serpent--Leviathan the coiling serpent--and He will slay the dragon of the sea.
 Treasury of Scripture
By his spirit he has garnished the heavens; his hand has formed the crooked serpent.
his spirit
Genesis 1:2
 And the earth was without form, and void; and darkness was upon the face of the deep. And the Spirit of God moved upon the face of the waters.
Psalm 33:6,7
 By the word of the LORD were the heavens made; and all the host of them by the breath of his mouth… 
Psalm 104:30
 Thou sendest forth thy spirit, they are created: and thou renewest the face of the earth.
the crooked serpent
Psalm 74:13,14
 Thou didst divide the sea by thy strength: thou brakest the heads of the dragons in the waters… 
Isaiah 27:1
 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.
Revelation 12:9
 And the great dragon was cast out, that old serpent, called the Devil, and Satan, which deceiveth the whole world: he was cast out into the earth, and his angels were cast out with him.