The concept of miracle is essentially connected with religious thought, but it is strongly relevant to the imagination of cosmos. For this reason, the problem of miracle has been an important aspect in discussing of causality between theologians and Islamic philosophers in the middle age of Islamic world. This article has two aims; the first one is to discuss what Ghazzâlî thinks about miracle and how he critices Islamic philosophers? thoughts about miracle. The second one is how Averros replies to Ghazzâlî?s critics about the thought of Islamic philosophers.