What is the context of Matthew 16:7-8?

• Yeast of the Pharisees and Sadducees (Matthew 16:5-12 true)
• The Leaven of the Pharisees and Sadducees (Matthew 16:5-12 true)
• Beware the Leaven of the Pharisees and Sadducees (Matthew 16:5-12 true)
• The Yeast of the Pharisees and Sadducees (Matthew 16:5-12 true)
• Pharisees Test Jesus (Matthew 16:1-12 true)
• The Yeast of the Pharisees and the Sadducees (Matthew 16:1-12 true)