A reaserch on Mulla Sadra’s point of viows regarding the multiplicity of soul and spirit

The issue of the multiplicity of soul and spirit in philosophy is of the issues about which there has been little investigation. Searching for the reasons of this neglect could help the researcher in finding the perspicacious opinion. Taking no notice of this issue has led to some problems in the field of the Philosophical psychology. This writing deals with the issue of the existence of soul (spirit) before body, an issue which has been emphasized by the verses and traditions. After this, while investigating Mulla Sadra’s idea regarding this issue, efforts have been made to find the origin of his ideas and show why the issue of the existence of soul (spirit) before body has been neglected. Moreover, the issue of multiplicity of soul and spirit in this Muslim philosopher’s point of view has been put under discussion.