Revelation 3:20; Revelation 13:17; Revelation 22:18; Revelation 22:19

Revelation 3:20

20 Behold, I stand at the door, and knock: if any man hear my voice, and open the door, I will come in to him, and will sup with him, and he with me.

Revelation 13:17

17 And that no man might buy or sell, save he that had the mark, or the name of the beast, or the number of his name.

Revelation 22:18

18 For I testify unto every man that heareth the words of the prophecy of this book, If any man shall add unto these things, God shall add unto him the plagues that are written in this book:

Revelation 22:19

19 And if any man shall take away from the words of the book of this prophecy, God shall take away his part out of the book of life, and out of the holy city, and from the things which are written in this book.