John the Apostle
Revelation 2:14ESV·traditional attribution

But I have a few things against you: you have some there who hold the teaching of Balaam, who taught Balak to put a stumbling block before the sons of Israel, so that they might eat food sacrificed to idols and practice sexual immorality.

Matthew Henry Presbyterian @wholebiblehenry

Here also we are to consider, I. The inscription of this message. 1. To whom it was sent: To the angel of the church of Pergamos. Whether this was a city raised up out of the ruins of old Troy, a Troy nouveau (as our London was once called), or some other city of the same name, is neither certain nor material; it was a...

Commenting on Revelation 2:12-17

John Gill Reformed Baptist @doctorgill

But I have a few things against thee,.... The members of this church before their open separation from the apostasy; who still continued in the communion of the corrupt church of Rome, though they remonstrated against the errors and evil practices that crept in; and so were a stumbling block, and a snare to others to join in their idolatry and superstition: because thou hast...

Albert Barnes Presbyterian @notesbybarnes

Verse 14. But I have a few things against thee. As against the church at Ephesus, . The charge against this church, however, is somewhat different from that against the church at Ephesus. The charge there was, that they had "left their first love;" but it is spoken in commendation of them that they "hated the deeds of the Nicolaitanes," .