Deuteronomy 12:32
All the things I command you, be careful to do it. You shall not add to it, nor take away from it.
Deuteronomy 4:2
You shall not add to the Word which I command you, neither shall you take away from it, so that you may keep the commands of Jehovah your God which I command you.
Joshua 1:7
Only be strong and very courageous so that you may be careful to do according to all the Law which My servant Moses commanded you. Do not turn from it to the right or to the left, so that you may act wisely wherever you go.
Proverbs 30:6
Do not add to His Words, lest He reprove you and you be found a liar.
Revelation 22:18-19
For I testify together to everyone who hears the Words of the prophecy of this Book: If anyone adds to these things, God will add on him the plagues that have been written in this Book.
Deuteronomy 13:18
when you listen to the voice of Jehovah your God, to keep all His commandments which I command you today, to do the right in the eyes of Jehovah your God.
Matthew 28:20
teaching them to observe all things, whatever I commanded you. And, behold, I am with you all the days until the end of the world. Amen.