The literal meaning of "education" is "to create something gradually until it reaches the end." This term idiomatically means: the set of acts or deliberate and intentional effects of a human being (trainer) in order to influence on the knowledge, beliefs, emotions, and behaviors of other human being (s) (trainee) based on a measured plan; and in a sense, religious education is to provide natural opportunities so that individuals, with their personal experience and inspiration from their nature, discover the glorious effect of religion. The purpose of this study is to investigate the role of teachers in the religious education of students. In this regard, the concepts of education, religion, religious education, and the goals and necessities of religious education are defined first. Then, the characteristics of faithful students and the role of the teacher in the Islamic literature are examined. Finally, we study and discuss the interaction between teacher, student, and religious education, and then conclude the paper. At the end, some recommendations are suggested to the Ministry of Education in order to optimize the status of religious education of schools and the community.