Isaiah 14:12-15
How you have fallen from heaven, O day star, son of the dawn! You have been cut down to the ground, O destroyer of nations. / You said in your heart: “I will ascend to the heavens; I will raise my throne above the stars of God. I will sit on the mount of assembly, in the far reaches of the north. / I will ascend above the tops of the clouds; I will make myself like the Most High.” ...

Revelation 12:7-9
Then a war broke out in heaven: Michael and his angels fought against the dragon, and the dragon and his angels fought back. / But the dragon was not strong enough, and no longer was any place found in heaven for him and his angels. / And the great dragon was hurled down—that ancient serpent called the devil and Satan, the deceiver of the whole world. He was hurled to the earth, and his angels with him.

Genesis 3:1-5
Now the serpent was more crafty than any beast of the field that the LORD God had made. And he said to the woman, “Did God really say, ‘You must not eat from any tree in the garden?’” / The woman answered the serpent, “We may eat the fruit of the trees of the garden, / but about the fruit of the tree in the middle of the garden, God has said, ‘You must not eat of it or touch it, or you will die.’” ...

Revelation 20:2-3
He seized the dragon, that ancient serpent who is the devil and Satan, and bound him for a thousand years. / And he threw him into the Abyss, shut it, and sealed it over him, so that he could not deceive the nations until the thousand years were complete. After that, he must be released for a brief period of time.

Isaiah 31:3-4
But the Egyptians are men, not God; their horses are flesh, not spirit. When the LORD stretches out His hand, the helper will stumble, and the one he helps will fall; both will perish together. / For this is what the LORD has said to me: “Like a lion roaring or a young lion over its prey—and though a band of shepherds is called out against it, it is not terrified by their shouting or subdued by their clamor—so the LORD of Hosts will come down to do battle on Mount Zion and its heights.

2 Corinthians 11:14
And no wonder, for Satan himself masquerades as an angel of light.

Job 1:6-12
One day the sons of God came to present themselves before the LORD, and Satan also came with them. / “Where have you come from?” said the LORD to Satan. “From roaming through the earth,” he replied, “and walking back and forth in it.” / Then the LORD said to Satan, “Have you considered My servant Job? For there is no one on earth like him, a man who is blameless and upright, who fears God and shuns evil.” ...

Revelation 13:1-2
Then I saw a beast with ten horns and seven heads rising out of the sea. There were ten royal crowns on its horns and blasphemous names on its heads. / The beast I saw was like a leopard, with the feet of a bear and the mouth of a lion. And the dragon gave the beast his power and his throne and great authority.

Daniel 10:13
However, the prince of the kingdom of Persia opposed me for twenty-one days. Then Michael, one of the chief princes, came to help me, for I had been left there with the kings of Persia.

Luke 10:18
So He told them, “I saw Satan fall like lightning from heaven.

1 Timothy 3:6
He must not be a recent convert, or he may become conceited and fall under the same condemnation as the devil.

Isaiah 13:19
And Babylon, the jewel of the kingdoms, the glory of the pride of the Chaldeans, will be overthrown by God like Sodom and Gomorrah.

Matthew 11:23
And you, Capernaum, will you be lifted up to heaven? No, you will be brought down to Hades! For if the miracles that were performed in you had been performed in Sodom, it would have remained to this day.

John 8:44
You belong to your father, the devil, and you want to carry out his desires. He was a murderer from the beginning, refusing to uphold the truth, because there is no truth in him. When he lies, he speaks his native language, because he is a liar and the father of lies.

1 Peter 5:8
Be sober-minded and alert. Your adversary the devil prowls around like a roaring lion, seeking someone to devour.