The book of achievement of happiness, written by Al -Farabi and one of the most important writings of Al -Farabi and his works despite the suspicion of some in the title of the book, given that it did not come in the index of Al -Farabi's works contained in the index of Ibn Al -Nadim, a large volume divided by his writer into six chapters: In the first chapter, Al -Farabi meant to study the theoretical virtues. In the second chapter, he dealt with clarifying moral virtues. As for the third chapter, Al -Farabi during which he dealt with the issue of intellectual virtues. Al -Farabi compared the fourth chapter among the various virtues. In Chapter Five, he moved to study the topic of education and discipline. As for Chapter Six, Al -Farabi was devoted to talking about philosophy.