Abyss, the

Derived from a Greek word meaning “something which is bottomless” and often used to refer to a place of despair in which demons are imprisoned.

The Abyss as a place of despair

Luke 8:31; Revelation 9:2

The Abyss as the home of demons

Revelation 9:11, Revelation 17:8

The Abyss as a prison

Revelation 9:1, Revelation 20:1, Revelation 20:3