John the Apostle
Revelation 3:15ESV·traditional attribution

“‘I know your works: you are neither cold nor hot. Would that you were either cold or hot!

Matthew Henry Presbyterian @wholebiblehenry

We now come to the last and worst of all the seven Asian churches, the reverse of the church of Philadelphia; for, as there was nothing reproved in that, here is nothing commended in this, and yet this was one of the seven golden candlesticks, for a corrupt church may still be a church. Here we have, as before, I. The inscription, to whom, and from whom. 1.

Commenting on Revelation 3:14-22

John Gill Reformed Baptist @doctorgill

Because thou sayest, I am rich,.... In worldly goods, which occasioned her lukewarmness, as riches often do, and her vanity, pride, and arrogance, afterwards expressed. Laodicea was a very rich city, and so will be this church state, through the accession of kings and princes, and great men of the earth unto it, in the former period: riches seldom do any good to the churches...

Albert Barnes Presbyterian @notesbybarnes

Verse 15. I know thy works. . That thou art neither cold nor hot. The word cold here would seem to denote the state where there was no pretension to religion; where everything was utterly lifeless and dead. The language is obviously figurative, but it is such as is often employed, when we speak of one as being cold towards another, as having a cold or icy heart, etc.