First Lesson: Job 25:2-6, 26:6-14
Bildad speaks again. Man's - a worm! - uncleanness. God's omnipotence and indifference.
Second Lesson: Matthew 16:1-12
Jesus speaks to the Pharisees and Sadducees, and then to His disciples... "the leaven of the Pharisees and of the Sadducees."