Ta’zieh is one of the prominent manifestations of mourning music (Sog) in religious communities of Iran, which, in connection with tradition, has achieved an important, comprehensive and influential position in the ritual art of Iran. Music is systematizing and an integral part of the art of Ta’zieh, and it appears and emerges in two ways: through instruments and through singing. The present research is descriptive-analytical through library and field study using existing documents and experts' opinions, while identifying and introducing the reciprocal effects of Ta’zieh and Iranian music on each other, from the two viewpoint of composition and instrumentation of the musical aspects of this ritual performance to analyze and introduce it. From the findings of the research, it was concluded that Ta'ziyeh music, which originates from the regional and instrumental music of Iran, in addition to helping to preserve, spread, promote and slowly transform the sanctities of music into rituals, has led to the formation of important things such as: creating a need in religious people to learn singing, using the voice of immature boys instead of the voice of women, exchanging content with different types of music and finally providing a platform for the creation of composite reading. On the other hand, many instruments due to their distinctive charactetistics, are not used in the composition of Ta'ziyeh, these chatacteristics include: the need to have high volume and sound intensity, no need to apply tuning, historical-mechanistic matching, the ability to perform while playing, lack of sanctity in terms of Jurisprudence is capable of making historical comparisons and having a sad or frightening sound. In this article, two groups of wind and percussion instruments used in the traditional composition of Ta'zieh have been introduced and explained from the perspective of instrumentation. There are some titles among other results of music making functions in Ta'ziyeh, such as: rituals, strengthening the sense of epic, singing accompaniment, dramatic intensification or alleviation, connecting and creating atmosphere, setting the stage for future events, breathing in imitation singers, increasing the attractiveness of the stage, inducing temporal order, creating variety. Sound and the creation of the dominant ambience have been presented and explained.