Mark 8:15
Then He kept warning them by saying, "Look out! Keep on guarding yourselves against the yeast of the Pharisees and the yeast of Herod."
Luke 12:1
Meanwhile as the people had gathered in tens of thousands, so that they were trampling upon one another, He began to say, first of all, to His disciples: "Beware of the yeast of the Pharisees, that is, hypocrisy.
Galatians 5:9
A little yeast will transform the whole dough.
Matthew 16:6
And Jesus said to them, "Look out, and keep on guarding yourselves against the yeast of the Pharisees and the Sadducees!"
Matthew 16:11-12
How is it that you do not understand that I did not speak to you about bread, when I said, keep on guarding yourselves against the yeast of the Pharisees and the Sadducees?"
Luke 21:34
But ever be on your guard, so that your hearts may not be loaded down with self-indulgence, drunkenness, and worldly worries, and that day, like a trap, catch you unawares.
Acts 14:22
strengthening the hearts of the disciples and encouraging them to continue in the faith, and warning them that it is through enduring many hardships that we must get into the kingdom of God.
1 Corinthians 5:6-8
Your ground for boasting about such a case is not good. Are you not aware that a little yeast will change the whole lump of dough?
1 Peter 4:2
so that he no longer can spend the rest of his earthly life in harmony with human desires but in accordance with God's will.