Original Verse:
Proverbs Chapter 8 Verse 8All the words of my mouth are in righteousness; there is nothing froward or perverse in them.

Reference Verses:
Psalms Chapter 37 Verse 30The mouth of the righteous speaketh wisdom, and his tongue talketh of judgment.
Psalms Chapter 12 Verse 6The words of the LORD are pure words: as silver tried in a furnace of earth, purified seven times.
Isaiah Chapter 45 Verse 23I have sworn by myself, the word is gone out of my mouth in righteousness, and shall not return, That unto me every knee shall bow, every tongue shall swear.
Isaiah Chapter 63 Verse 1Who is this that cometh from Edom, with dyed garments from Bozrah? this that is glorious in his apparel, travelling in the greatness of his strength? I that speak in righteousness, mighty to save.
Proverbs Chapter 8 Verse 13The fear of the LORD is to hate evil: pride, and arrogancy, and the evil way, and the froward mouth, do I hate.
John Chapter 7 Verse 46The officers answered, Never man spake like this man.