Namaz; an equivalent for prayer in Persian expresses a state of purity and worship, a feeling of modesty and humbleness in which standing before the Creator will sooth the soul of mankind. In Islam, prayer is the main foundation of religion, the event that gathers together Muslims to worship the only God. Therefore, Muslims endeavor in preparing the ceremony in the best way possible. The purity and cleanliness of the mosque and the elimination of any materialistic features and human figures has created an idealistic scene for carpet weavers to portrait on their woven rugs; mostly known as Sajadeh or prayer rugs. These prayer rugs besides having the image of the mihrab also have images of lanterns, cedar trees, columns, flowers and plants ornamented with religious words and verses from the Qur'an in Kufi, Naskh, and Thulth; in which each represent religious contents related to prayers. In this essay, the place and value of prayer is emphasized and its manifestation in Persian rugs is studied.Aims:-Introducing the spiritual contents and meanings of the words woven on the prayer rugs of the Safavid and Qajar periods.-Scrutinizing the religious, spiritual, and philosophical meanings applied on the Safavid and Qajar periods.Question:-What are the religious elements applied on the patterns of Safavid and Qajar prayer rugs?-What is the link between the motifs and pattern woven on the prayer rugs and the spiritual and philosophical aspects of prayer?-Apart from the mihrab design of the prayer rugs, is there any other designs regarding prayer and worship applied on the rugs?