Proverbs 30:6

Add thou not unto his words, Lest he reprove thee, and thou be found a liar.

Deuteronomy 4:2

Ye shall not add unto the word which I command you, neither shall ye diminish from it, that ye may keep the commandments of Jehovah your God which I command you.

Deuteronomy 12:32

What thing soever I command you, that shall ye observe to do: thou shalt not add thereto, nor diminish from it.

Job 13:7-9

Will ye speak unrighteously for God, And talk deceitfully for him?

1 Corinthians 15:15

Yea, we are found false witnesses of God; because we witnessed of God that he raised up Christ: whom he raised not up, if so be that the dead are not raised.

Revelation 22:18-19

I testify unto every man that heareth the words of the prophecy of this book, if any man shall add unto them, God shall add unto him the plagues which are written in this book:

Treasury of Scripture Knowledge

Summary

Add thou not unto his words, lest he reprove thee, and thou be found a liar.

General references

Bible References

Add

Deuteronomy 4:2
Ye shall not add unto the word which I command you, neither shall ye diminish from it, that ye may keep the commandments of Jehovah your God which I command you.
Deuteronomy 12:32
What thing soever I command you, that shall ye observe to do: thou shalt not add thereto, nor diminish from it.
Revelation 22:18
I testify unto every man that heareth the words of the prophecy of this book, if any man shall add unto them, God shall add unto him the plagues which are written in this book:

And

Job 13:7
Will ye speak unrighteously for God, And talk deceitfully for him?
1 Corinthians 15:15
Yea, we are found false witnesses of God; because we witnessed of God that he raised up Christ: whom he raised not up, if so be that the dead are not raised.

General references

Deuteronomy 4:2
Ye shall not add unto the word which I command you, neither shall ye diminish from it, that ye may keep the commandments of Jehovah your God which I command you.

American Standard Version Public Domain