Matthew 16:1
The Demand for a Sign
16:1 Now when the Pharisees and Sadducees came to test Jesus, they asked him to show them a sign from heaven.
Matthew 16:6
16:6 “Watch out,” Jesus said to them, “beware of the yeast of the Pharisees and Sadducees.”
Matthew 16:11-12
16:11 How could you not understand that I was not speaking to you about bread? But beware of the yeast of the Pharisees and Sadducees!”
16:12 Then they understood that he had not told them to be on guard against the yeast in bread, but against the teaching of the Pharisees and Sadducees.