The Jinn are a world of their own, different from that of the humans or the angels. They do, common with humans, such as they also have the ability to however, possess some characteristics in the ability to think and reflect. Similarly, choose between the path of good and the path of evil in the same manner as humans. They, though, differ from humans in other characteristics, including one very important characteristic: Their origin. They are called jinn because they are obscured from human sight,
"Lo! He sees you, he and his tribe, from whence you see him not"
(al-Araaf 27) .
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-Courtesy; The World Of Jinns By Dr. Umar Sulaiman al-Ashqar