Christ reigns for a thousand years
John saw Satan bound and thrown into a pit, and Christ reigning for a thousand years.
Key passages
Re 20:1–10

And I saw an angel descending from heaven, holding the key of the abyss and a great chain in his hand. And he seized the dragon—the ancient serpent, who is the devil and Satan—and bound him for a thousand years, and threw him into the abyss, and shut it and sealed …