Toli and Tabari is one of the important issues in jurisprudence; Words and ethics. Despite the fact that this issue has been paid attention to in theology and jurisprudence, it has received less attention in the science of ethics. Toli and Tabari means friendship of God and His friends and dislike of the enemies of God and His saints, it is a state of the soul, and self-refining and moral education as the basis of happiness also starts from this point;Therefore, it is possible for this issue to be discussed in the ethics center. Toli and Tabri have been considered as criteria for determining the value and the creator of the model of happiness in the moral system and religious education of Khwaja Nasiruddin Tusi. In this article, we have studied his point of view about the relationship between Tuli and Tabri with the model of Saadat with a descriptive analytical method and we have reached the following results:A) Tuli and Tabari, in addition to being a sign of religiosity, is a position that can be achieved by controlling the powers of the animal soul (i.e. lust and anger) and under the observation of reason as an inner divine proof; b) By referring to the means of attaining Tuli and Tabari, i.e. knowledge, love, emigration and jihad, it is possible to follow the model of happiness, i.e. the birth and growth of all moral virtues and levels and mystical positions such as satisfaction, submission, faith, certainty and finally attaining He achieved the position of Ahl Vahdat (Fana).