John the Apostle
Revelation 22:19ESV·traditional attribution

and if anyone takes away from the words of the book of this prophecy, God will take away his share in the tree of life and in the holy city, which are described in this book.

Matthew Henry Presbyterian @wholebiblehenry

We have here a solemn ratification of the contents of this book, and particularly of this last vision (though some think it may not only refer to the whole book, but to the whole New Testament, yea, to the whole Bible, completing and confirming the canon of scripture); and here, 1.

Commenting on Revelation 22:6-19

John Gill Reformed Baptist @doctorgill

And if any man shall take away from the prophecy of this book,.... As he may be said to do, who denies the authority of this book, which has been done by some, and which the Holy Ghost foresaw; or takes it away from, or denies the reading of it to the people, as the Papists do with respect to the whole Scripture; and who...

Albert Barnes Presbyterian @notesbybarnes

Verse 19. And if any man shall take away from the words of the book of this prophecy. If he shall reject the book altogether; if he shall, in transcribing it, designedly strike any part of it out. It is conceivable that, from the remarkable nature of the communications made in this book, and the fact that they seemed to be unintelligible, John supposed there...