Preaching and sermon is one the most effective and popular methods in Islamic Education. Based on Quranic verses ,the prophets have profited from this method for their religious propagation and guiding people according to the divine order of God.
The author is to study the preaching and advising as an educational method and then extract and explain the characteristics of the Quranic preaching and sermon in three categories and their methods and conditions as well. At the end of the article the author studies the pathology of preaching.