its ethical monotheism. Its core beliefs and traditions are shared with Islam and Christianity. Symbols. Star of David, chai, hamsa, tree The central religious belief of Judaism is that there is only one God. Monotheism was. This article forms a broad overview of the history of Judaism, from its beginnings kings such as Saul, David, and Solomon, who built the first great temple. This was a period of great change - political, religious, cultural and. Symbols of the three largest Abrahamic religions: the Jewish Star of David, the Christian cross, and the Islamic star and crescent. The Abrahamic religions, also referred to collectively as Abrahamism, are a group of Judaism, Christianity, and Islam are the largest Abrahamic religions in terms of numbers of adherents.