G254. ἅλυσις (halusis) – a chain H246. עֵזֶק (azeq) – a manacle
Related scriptures:
Revelation 20:1-3
1 And I saw an angel come down from heaven, having the key of the bottomless pit and a great chain in his hand.
2 And he laid hold on the dragon, that old serpent, which is the Devil, and Satan, and bound him a thousand years,
3 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.
Revelation 9:14 Saying to the sixth angel which had the trumpet, Loose the four angels which are bound in the great river Euphrates.
Job 41:1 Canst thou draw out leviathan with an hook? or his tongue with a cord which thou lettest down?
Comments:
In Greek myth, Cetus is the sea monster which was set on Andromeda, who is chained to a rock.