The 164th mitzvah is that we are commanded to fast on the tenth of Tishrei [i.e. Yom Kippur]. The source of this commandment is G‑d’s statement1 (exalted be He), "You must afflict your lives." The Sifra explains: "The expression. Peretti’s title for his novel was taken from a Bible verse. I propose that groups of Christian prayer warriors go and live in the inner cities. There they will stand in…