Abrahamic religions tradition claims that the Jews are descended from Abraham, and adherents of Judaism derive their spiritual identity from Abraham as the first of the three "fathers" or biblical Patriarchs: Abraham, Isaac, and Jacob. All the major Abrahamic religions claim a direct lineage to Abraham, although in Christianity this is understood in spiritual terms: Adam Dodds argues that the term "Abrahamic faiths", while helpful, can be considered misleading, as it conveys an unspecified historical and theological commonality that is problematic on closer examination. While there is commonality among the religions, in large measure their shared ancestry is peripheral to their respective
Christianity and Judaism biblical food laws, for example the practice of Ital in Rastifarianism. Jehovah's Witnesses do not eat blood products and are known for their refusal to accept blood transfusions based on not "eating blood". Judaism does not see human beings as inherently flawed or sinful and needful of being saved from it, but rather capable with a free will of being righteous, and unlike Christianity does not closely associate ideas of "salvation" with a New Covenant delivered by a Jewish messiah, although in Judaism Jewish people will have a renewed national commitment of observing God's commandments under the New Covenant, and