Thus He takes this occasion to instruct them what is meant by the five loaves and the seven loaves, the five thousand and the four thousand, who were fed in the desert. For if the leaven of the Pharisees and Sadducees signified not earthly food, but corrupt traditions and heretical dogmas, why should not the food with which the people of God is nourished signify the true and uncorrupt doctrine?
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).