Rev Revelation, chapter Revelation of Jesus Christ, chapter 20
And he laid hold on the dragon, that old serpent, which is the Devil, and Satan [the adversary], and bound him a thousand years,2Pe 2:4; Rev 12:9
And cast him into the bottomless pit, and shut him up, and set a seal upon him, that he should deceive the nations no more, till the thousand years should be fulfilled: and after that he must be loosed a little season.