For it is not a vain word unto you: but it is your life: and through this word ye shall prolong your days in the land whither ye go over Jordan to conquer it."

'Thou shalt not take the name of the LORD thy God in vain: for the LORD will not hold him guiltless, that taketh his name in vain.

And the LORD heard the voice of your words when ye spake unto me, and he said unto me, 'I have heard the voice of the words of this people which they have spoke unto thee, they have well said all that they have said.

then he said unto them, "Set your hearts unto all the words which I testify unto you this day: that ye command them unto your children, to observe and do all the words of this law.