The Purpose of this case study was to advance knowledge on the concept of evil through the Qur’anic perspective, with the support of Twelver Shia sources, and identify practical tools to solve this issue in the believers’ and non-believers’ lives. This implies identifying this concept in the cosmology of the Qur’an, and the purpose of the creation of its different types. The method adopted was a case study with the help of a thematic approach wherever possible the concept was cited or mentioned in the Shia school of thought primarily. Results: In the worldview of the Qur'an, the phenomenon of evil is the result of human free will through willpower and authority. A complete or very exhaustive definition of Satan was found. Evil is the result of divine creation in a derivative way and through divine wisdom. Response to Moral evil makes it become a trial or suffering. At last, maybe we should keep up our spiritual fitness more than our body fitness in our journey in Islam. This informative abstract is limited to this concept. Other scholars are invited to go deeper to advance more knowledge on certain domains beyond what is covered in this study.