 Judaism has often emphasized strict monotheism and "exclusivity of the divinity" and prayer directly to God; references to angels or other intermediaries are not typically seen in Jewish liturgy or in siddurs (prayerbooks).Maimonides' fifth principle of faith states that, "I believe with perfect faith that it is only proper to pray to God", and this is often seen as stating that, "One may not pray to anyone or anything else.This principle teaches that God is the only one whom we may serve and praise...