Spiritual Curriculum Model: An Exploratory Research Based on Grounded TheoryAbstractThe aim of this study is to determining the main and sub-categories of the spiritual curriculum in order to present a spiritual curriculum model using grounded theory. The research data were collected through interviews with 14 curriculum planning experts, including university faculty members and curriculum planning staff of the Ministry of Education, who were selected by purposive and snowball sampling and analyzed in three stages of open, axial and selective coding and based on that, a qualitative research model was designed. The results show that the spiritual curriculum model has 5 main categories, 29 sub-categories and 97 subsidiary in the form of a paradigm model including causal conditions (Islamic system, Human honorable of creatures and purposeful and meaningful life), contextual factors (social factors, Cultural factors, economic factors, educational factors and individual factors), intervening conditions (cultural barriers, educational barriers, attitudinal barriers, social barriers, family barriers, structural barriers and individual barriers), interactive strategies (cognition, education, structural strategies, reasoning, art and aesthetics and religious factors) and consequences (cultural consequences, individual consequences, social consequences, structural consequences, moral, faith, purposeful and meaningful life, cognition) are presented.