Political correctness dictates that all religions are of equal worth; that there are “Three Great Abrahamic Religions,” and “The Arabs are Semites too, so they can’t be anti-Semites.” All these clichés need to be buried. While Christianity and Islam were both offshoots of the Jews and took from them the concept of having one’s own Holy Writ, their self-definitions as new faith communities were radically different. The Coine Greek language narratives appended to the Hebrew Bible purport to be a continuation of Jewish history. The Catholic Church even defines itself in Latin as Verus Israel, the True Israel. But Muslims...