Deuteronomy 12:32
Every word which I command you, ye shall watch to do it: thou shalt not add upon it, and thou shalt not take away from it
Deuteronomy 4:2
Ye shall not add to the word which I am commanding you, and ye shall not take away from it., to watch the commands of Jehovah your God which I am commanding you.
Joshua 1:7
Only be strong and be greatly active, to watch to do according to all the law which Moses my servant commanded thee: thou shalt not turn aside from it to the right and to the left, so that thou shalt be wise in all things where thou shalt go.
Proverbs 30:6
Thou shalt not add to his words lest he reprove in thee, and thou wert false.
Revelation 22:18-19
For I testify to every one hearing the words of the prophecy of this book, If any add to these things, God will add to him the blows written in this book:
Deuteronomy 13:18
When thou shalt hear to the voice of Jehovah thy God to watch all his commands which I command thee this day, to do the right in the eyes of Jehovah thy God.
Matthew 28:20
Teaching them to keep all things whatever I have commanded you; and behold, I am with you all the days, even to the end of time. Amen.