Reference

Deuteronomy 4:2

Ye shall not add unto the word which I command you, neither shall ye diminish ought from it, that ye may keep the commandments of the Lord your God which I command you.
1

Now therefore hearken, O Israel, unto the statutes and unto the judgments, which I teach you, for to do them, that ye may live, and go in and possess the land which the Lord God of your fathers giveth you.

2

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

3

Your eyes have seen what the Lord did because of Baal–peor: for all the men that followed Baal–peor, the Lord thy God hath destroyed them from among you.

4

But ye that did cleave unto the Lord your God are alive every one of you this day.