- Christianity : The largest world religion, which centers around the worship of one God, his son Jesus Christ, and his Holy Spirit.
- Genesis : First book of the Torah and the Hebrew Bible.
- Isaac : Add brief definition or description
- Islam : Religion founded by Muhammad whose sacred book is the Qur'an (Koran).
- Judaism : Monotheistic religion of the Jewish people based on the Torah.
- Monotheism : Belief in only one God.