15. Then Peter spoke up, "Explain this riddle to us."
16. Jesus said, "Don’t you understand yet?
17. Don’t you know that everything that goes into the mouth enters the stomach and goes out into the sewer?
18. But what goes out of the mouth comes from the heart. And that’s what contaminates a person in God’s sight.
19. Out of the heart come evil thoughts, murders, adultery, sexual sins, thefts, false testimonies, and insults.