Revelation 17:11

The beast that was and is not, is himself an eighth king, yet he belongs to the seven and is going to destruction.

Revelation 17:8

The beast that you saw was, and is not, and is about to come up from the abyss and go to destruction. Those who live on the earth whose names have not been written in the book of life from the foundation of the world will be astonished when they see the beast that was, and is not, and will be present again.

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 that you saw was, and is not, and is about to come up from the abyss and go to destruction. Those who live on the earth whose names have not been written in the book of life from the foundation of the world will be astonished when they see the beast that was, and is not, and will be present again.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.