18 while what comes out of the mouth comes from the heart — and that is what defiles a man.
Matthew 15:18 Cross References - Moffatt
Matthew 12:34
34 You brood of vipers, how can you speak good when you are evil? For the mouth utters what the heart is full of.
Matthew 15:11
11 it is not what enters a man's mouth that defiles him, what defiles a man is what comes out of his mouth."
Luke 19:22
22 He replied, 'You rascal of a servant, I will convict you by what you have said yourself. You knew, did you, that I was a hard man, picking up what I never put down, and reaping what I never sowed!
James 3:6-10
6 And the tongue is a fire, the tongue proves a very world of mischief among our members, staining the whole of the body and setting fire to the round circle of existence with a flame fed by hell.
7 For while every kind of beast and bird, of creeping animals and creatures marine, is tameable and has been tamed by mankind,
8 no man can tame the tongue — plague of disorder that it is, full of deadly venom!
9 With the tongue we bless the Lord and Father, and with the tongue we curse men made in God's likeness;
10 blessing and cursing stream from the same lips! My brothers, this ought not to be.