Comparative religion Abrahamic religions consists of the three monotheistic religions, Christianity, Islam and Judaism, which claim Abraham (Hebrew "Avraham" אַבְרָהָם; Arabic "Ibrahim" إبراهيم ) as a part of their sacred history. Smaller religions such as Bahá'í Faith that fit this description are sometimes included but are often omitted. The original belief in the One God of Abraham eventually became strictly monotheistic present-day Rabbinic Judaism. Christians believe that Christianity is the fulfillment and continuation of the Jewish Old Testament. Christians believe that Jesus (Hebrew "Yeshua" יֵשׁוּעַ) is the Messiah (Christ) foretold in the Old Testament prophecy, and believe in subsequent New Testament revelations
Petrus Alphonsi Christianity, and would even defend Islam if necessary. This was an effective method, because the readers of the Dialogi were Christians, and they would assume that since Christianity was correct, all other “false” religions would work together for the downfall of Christianity. By equating Judaism with Islam, Alfonsi helped strengthen his argument that Judaism is heretical. As stated earlier, Judaism had enjoyed the benefit of the Augustinian tradition, but by placing Judaism on the same level as Islam, it made Judaism as heretical as Islam. This association of Judaism with Islam may not have been as directly condemning as Alfonsi’s