“No grain offering that you bring to the Lord shall be made with leaven, for you must not turn any leaven or honey into smoke as an offering by fire to the Lord.
But when he saw many of the Pharisees and Sadducees coming for his baptism, he said to them, “You brood of vipers! Who warned you to flee from the coming wrath?
Meanwhile, when the crowd had gathered by the thousands, so that they trampled on one another, he began to speak first to his disciples, “Beware of the yeast of the Pharisees, that is, their hypocrisy.