  The overwhelming majority of the literary works on the Rubā‘iyyāt have been devoted to the monumental task of determining the authentic Rubā‘iyyāt from the inauthentic ones. In our current discussion, we shall bypass that controversy and rely on the most authoritative Rubā‘iyyāt in order to provide a commentary on Khayyam’s critique of the fundamental tenets of religion. The salient feature of his critique address the following: