The Seat of Satan
Revelation 2:13
New King James Version
I know where you live—where Satan has his throne. Yet you remain true to my name. You did not renounce your faith in me, not even in the days of Antipas, my faithful witness, who was put to death in your city—where Satan lives.
Where Antipas was killed?
Pergamon, Turkey
Antipas of Pergamum/Place of death