One of the most important features of Shiite art is the heroic role of holy figures. Hamle-ye Heydari (The Battles of Heydari) is a religious epic poem which focuses on the battles of Imam Ali. This poem exists in various versions, the most important of which was composed by Bazel Mashhadi and dates back to 1741, containing 24,000 verses. The second most famous version was composed by Rajii Kermani in 1842, containing 30,000 verses. Hamle-ye Heydari was influenced primarily by two cultural and historical phenomena: On the one hand, Qur’anic and Shiite religious concepts and values, and on the other, the Shahnameh, Iran’s national epic. In effect, there are several similarities between Imam Ali in Hamle-ye Heydari and Rostam, the focus and main character of the Shahnameh. Some manuscripts of Hamle-ye Heydari are decorated with the miniatures; the focus of this paper is on these miniatures, in order to establish a relationship between the images and their accompanying text. The method of this research is to evaluate the miniatures of Hamle-ye Heydari along with the pictorial elements of each manuscript, for which 300 illustrated manuscript of Hamle-ye Heydari were collected. Following that, the relationship between the text and images is examined in order to determine whether or not the miniatures reflect both the epic and religious aspects the poem. Finally, the miniatures are analyzed to find the most important artistic features of Hamle-ye Heydari as Shiite art.