the angel: Revelation 2:1, Revelation 1:11
Pergamos: Pergamos, now Bergamo, the ancient metropolis of Mysia, and the residence of the Attalian kings, is situated on the river Caicus, about sixty miles north of Smyrna, in long. 27 degrees e lat. 39 degrees 11 minutes n. It still retains some measure of its ancient importance; containing a population of 15,000 souls, and having nine or ten mosques, two churches, and one synagogue.
which hath: Revelation 2:16, Revelation 1:16, Revelation 19:15, Revelation 19:21; Isaiah 11:4; Hebrews 4:12