18 But *ch. 12:34;James 3:6what comes out of the mouth proceeds from the heart, and this defiles a person.19 For out of the heart come *James 2:4evil thoughts, *ch. 5:22,28;See Ex. 20:13-16murder, adultery, sexual immorality, theft, false witness, *Eph. 4:31;Col. 3:8;1 Tim. 6:4slander.