The main purpose of life is based on perfection. God Almighty has provided the best tools for guiding human beings in the path of happiness and merit in the service of human beings. In the meantime, jurisprudence explores all the cases in which human beings need to know the divine rule and discovers the laws related to it. This research is an inferential analytical method based on evidence; the Holy Quran and narrations, and the rules of harmlessness and tasbib, lahraj. achieved this result that happiness is one of the natural needs of human beings and can be taught and has different levels and is an important factor for moving sincerely in the path of worship and creating motivation and ability to do Sharia duty and healthy communication in the family. The purpose of creation is achieved by reaching the highest level of happiness, which is possible by paying attention to spiritual values, basic needs, and having a purposeful life. Therefore, Islamic jurisprudence by presenting principles, framework, and laws tried to draw man's attention to the fact that happiness is not limited to material happiness and man should not always remain in material happiness and immaturity, rather, he must reach for the higher joys, science, discovery of unknowns, invention, etc. Hence, citing the four arguments of the book, tradition, consensus, and reason, have identified praiseworthy happiness and encouraged human society to be truly happy and confirmed the impact of happiness on the life process of individuals and the intellectual and practical manifestations and dynamism of the family and the progress of society.