In this thesis, we aim to explore whether the world is eternal or created through the eyes of the Hellenes and especially Aristotle and the Muslim theologians led by Ibn Rochd. Such exploration would be a sort of comparative study between religion and philosophy, and we do mean by religion here the monotheistic tenets represented by the Abrahamic religions: Judaism, Christianity and Islam and we do mean by philosophy, mainly the ancient wisdom presented by the Greek philosophers. No one would deny that the doctrine of the eternity of the world is a complex doctrine, as there is a sort of overlap between all the subjects discussed within it. In other words, these subjects are themselves doctrines inside the main doctrine, which is the eterni...