relies on a clear intellectual reason that is the" principle ofimportant and more important". Moreover, some points are referred to in the verses and traditions in this respect( including petition, removal of injustice, and averting innovation of an innovator ).

But the remarkable point in view of ethics is being carefulthat most often deviations and errors are caused throu ghexce ptions and misuse or mistake and negligence indeter mination of their limits and boundaries. Because no oneagrees to violate regulations and commit sins explicitly andclearly, but most people achieve their purposes through pretenceto using notes and exceptions, even in most cases, man deceiveshis conscience in this way, and for getting rid of punishment ofconscience, and not hurting his inward and natural character, seeks refuge from these notes and exceptions.

And this is one of the contradictory cases of unaware andaware conscience and conquest of the former over the latter.

So, the advantage of slander should be carefully assessed inthese cases while taking into account all features and aspects, and free from any love and hatred and other spites, and thenone can deduce its excellence over vice of explicit slander, and donot stain himself to the dangerous slanders under the pretext ofavailable permit.

b- The cases in which slander is permitted without anyspecial advantage, and it is solely restricted to those notoriousfor debauchery, but although some have included petition in thispart, as it was referred, it is one of the cases of existence of moreimportant legal advantage, that is restoring right and preventin ginjustice of cruel person and supporting right of the oppressed.

In addition to the reason of intellect, there are several