This paper discusses some of the inscriptions related to the religious doctrines in the Bahari Mamluk Period. As the aim of this paper is to define the content of these inscriptions, it focuses on the relation between the content of these inscriptions and the content of the texts of the religious doctrines, which were mentioned in the sources of the manuscript. It is noteworthy, that these inscriptions are being published for the first time, and studying it sheds the light on an important phenomenon, which is the prevalence of some religious doctrines and denominations in the Bahari Mamluk Period, as well as the presence of its followers. Moreover, the visual study of these inscriptions dtermines an important message sent by those who executed these inscriptions to the followers of these religious doctrines and denominations.