11 The beast who once was, and now is not, is an eighth king. He belongs to the seven and is going to his destruction.

Read Revelation 17:11 Using Other Translations

And the beast that was, and is not, even he is the eighth, and is of the seven, and goeth into perdition.
As for the beast that was and is not, it is an eighth but it belongs to the seven, and it goes to destruction.
“The scarlet beast that was, but is no longer, is the eighth king. He is like the other seven, and he, too, is headed for destruction.