Verses for vain words

Thou sayest, (but they are but vain words,) I have counsel and strength for the war. Now on whom dost thou trust, that thou rebellest against me?

Let no man deceive you with vain words: for because of these things cometh the wrath of God upon the children of disobedience.

Let there more work be laid upon the men, that they may labor therein; and let them not regard vain words.

I say, sayest thou, (but they are but vain words) I have counsel and strength for war: now on whom dost thou trust, that thou rebellest against me?

Shall vain words have an end? or what emboldeneth thee that thou answerest?