91. This alludes to the Jews whose history shows that they were subjected, over and over again, to the wrath and scourge of God. When they desecrated the law of the Sabbath the faces of many of them were distorted, and subsequently their degeneration reached such a low point that they took to worshipping Satan quite openly. The purpose of saying all this is to draw attention to their criminal boldness while they had sunk to the lowest level of evil, transgression and moral decadence, they vigorously opposed all those who, thanks to their faith, lived a truly pious and righteous life.