4 Bible Verses about Adding to the Bible

I testify to every one that heareth the words of the prophecy of this book, If any one shall add to them, God will add to him the plagues that are written in this book; and if any one shall take away from the words of the book of this prophecy, God will take away his part from the tree of life, and out of the holy city, which are written of in this book.

Jesus answered and said to them, Ye err, not knowing the Scriptures, nor the power of God.

making void the word of God by your tradition, which ye have handed down; and many such things ye do.

For there will rise up false Christs, and false prophets, and will show great signs and wonders, so that, if possible, even the chosen will be deceived.