Divine prophet's purity of action in great revealedBooks

Nowadays, man`s tendency toward rational standards has made it necessary to rethink some of religious articles of faith for a correct, deep and precise understanding. Divine prophets` purity of action is a principle with a key role in religious studies. This teaching, however, has not been regarded the same in revealed great books. The study, therefore, has been prepared in two part: in the first, the idea has been described based upon authoritative holy texts of Zoroastrianism, Judaism, Christianity and Islam and in the second, a critical comparison has been made in the field and finally, necessary ground for the idea has been prepared to be reconsidered.