Bible Verses About Prophecy: Adding to, or taking from

For I protest vnto euery man that heareth the words of the prophecie of this booke, If any man shall adde vnto these things, God shall adde vnto him the plagues, that are written in this booke:

And if any man shall diminish of the wordes of the booke of this prophecie, God shall take away his part out of the Booke of life, and out of the holie citie, and from those things which are written in this booke.