Revelation 2:12
And to the angel of the church in Pergamos write; These things saith he which hath the sharp sword with two edges;

Revelation 1:11
Saying, I am Alpha and Omega, the first and the last: and, What thou seest, write in a book, and send it unto the seven churches which are in Asia; unto Ephesus, and unto Smyrna, and unto Pergamos, and unto Thyatira, and unto Sardis, and unto Philadelphia, and unto Laodicea.