4 Bible Verses about Adding to the Bible

I testify to every man who hears the words of the prophecy of this book. If any man shall add to them, God will add to him the plagues which are written in this book; and if any man shall take 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, about which this book is written.

In answer Jesus said: "You err because you do not know the Scriptures, nor the power of God.

Thus by your tradition which you have handed down you set at naught the word of God; and you do many other things like that."

For false christs and false prophets will arise, and will work great signs and wonders, so as to mislead, if it were possible, the very elect.