Moderation is one of the core concepts of ethics, the history of philosophical thinking about it goes back to Socrates, Plato, and Aristotle, and Islamic philosophers in the same Aristotelian tradition or beyond, have discussed this issue and have obtained minutes of this discussion. . Mulla Sadra has presented important theories in the field of justice and moderation of the human soul's powers, for which the following steps can be listed: 1. Aristotelian point of view; 2. A perspective that gives a new and negative element in justice; 3. A final point of view that introduces a new and positive element - which has an original aspect compared to other levels - for moderation and justice, which is monotheism. The purpose of this article is to analyze the theory of moderation and justice from Mullah Sadra's point of view, which is clarified by describing and analyzing the mentioned stages that they are not incommensurable, but in fact, they are different longitudinal stages of a single theory that corresponds to a kind of length and progression. It is designed according to the theories of existence.