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-in those  olden  ages   it  was  believed sitting  with  the  sick   spread  the  disease  to  the  healthy  and  strong , such diseases were  called  contagious, some  were  declared  deadly, such  patients  were  isolated  , but  the  hazrat  thought  that  almighty  can  make  anyone  sick  so  leaving  and  abandoning  someone  for  his  disease  was  not    right  at  all