You offspring of vipers! How can you speak good things when you are evil (wicked)? For out of the fullness (the overflow, the superabundance) of the heart the mouth speaks.
It is not what goes into the mouth of a man that makes him unclean and defiled, but what comes out of the mouth; this makes a man unclean and defiles [him].
The lips of the [uncompromisingly] righteous know [and therefore utter] what is acceptable, but the mouth of the wicked knows [and therefore speaks only] what is obstinately willful and contrary.
He said to the servant, I will judge and condemn you out of your own mouth, you wicked slave! You knew [did you] that I was a stern (hard, severe) man, picking up what I did not lay down, and reaping what I did not sow?
Do you not see and understand that whatever goes into the mouth passes into the abdomen and so passes on into the place where discharges are deposited?