Revelation 17:11

And the beast which was, and is not, though he is himself the eighth, yet is of the seven, and shall go away into perdition.

Revelation 17:8

The beast which thou seest was, and is not; and shall come up out of the abyss [of hell], and shall go into perdition: and the dwellers upon earth will wonder, (whose names are not written in the book of life from the foundation of the world,) when they shall see the beast which was, and is not, though he is.

Treasury of Scripture Knowledge

Summary

And the beast that was, and is not, even he is the eighth, and is of the seven, and goeth into perdition.

That was

Bible References

That was

Revelation 17:8
The beast which thou seest was, and is not; and shall come up out of the abyss [of hell], and shall go into perdition: and the dwellers upon earth will wonder, (whose names are not written in the book of life from the foundation of the world,) when they shall see the beast which was, and is not, though he is.