Galatians 1:9
As we have said before, so say I now again, If any man is a preacher to you of any good news other than that which has been given to you, let there be a curse on him.
Deuteronomy 4:2
Make no addition to the orders which I give you, and take nothing from them, but keep the orders of the Lord your God which I give you.
Deuteronomy 12:32-11
You are to keep with care all the words I give you, making no addition to them and taking nothing from them.
Proverbs 30:6
Make no addition to his words, or he will make clear your error, and you will be seen to be false.
Romans 16:17
Now, it is my desire, brothers, that you will take note of those who are causing division and trouble among you, quite against the teaching which was given to you: and keep away from them.
2 Corinthians 1:17
If then I had such a purpose, did I seem to be changing suddenly? or am I guided in my purposes by the flesh, saying, Yes, today, and, No, tomorrow?
2 Corinthians 13:1-2
This is the third time that I am coming to you. From the mouth of two or three witnesses will every word be made certain.
Philippians 3:1
For the rest, my brothers, be glad in the Lord. Writing the same things to you is no trouble to me, and for you it is safe.
Philippians 4:4
Be glad in the Lord at all times: again I say, Be glad.
Revelation 22:18-19
For I say to every man to whose ears have come the words of this prophet's book, If any man makes an addition to them, God will put on him the punishments which are in this book: