Proverbs 30:6

Thou shalt not add to his words lest he reprove in thee, and thou wert false.

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.

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

Job 13:7-9

Will ye speak wickedness for God? and will ye speak deceit to him?

1 Corinthians 15:15

And we are also found false witnesses of God; for we testified for God that he raised up Christ: whom he raised not, if therefore the dead are not raised.

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:

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 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.
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
Revelation 22:18
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:

And

Job 13:7
Will ye speak wickedness for God? and will ye speak deceit to him?
1 Corinthians 15:15
And we are also found false witnesses of God; for we testified for God that he raised up Christ: whom he raised not, if therefore the dead are not raised.

General references

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.