Studying the fruitful lives of the Imams and their Imams and recognizing their political and cultural course is essential for human society to take steps towards attaining a holistic model of human well-being and good fortune by attaining the behaviors and attitudes of these nobles. In this regard, in this study, the life of Ahmad ibn Musa (AS) from the children of Imam Musa Kazem (AS) and Imam Reza's brother (AS) is examined and explored in order to reconsider his political and cultural course in the great Islamic civilization. Recognized by the importance of the Ahlul-Beit family. Therefore, in view of their influence on the promotion of Islamic culture, it is necessary to explain the policies outlined by the owners of historical and reference books. This descriptive-analytical research seeks to explain the virtues and the context of Ahmad bin Musa (AS) and its place in the development of Shiite culture in Islamic civilization. The findings of the research are based on the fact that Ahmad bin Musa (AS) took a fundamental step in explaining the Imamate of Ali ibn Musa al-Reza (AS) by utilizing the Imamate School of his father and brother and by arresting those in need to spread benevolent school of Ahl al-Bayt. As well as fighting deviant currents to play a role in spreading pure Shiite culture in Islamic society, it took effective steps.