Evaluation is defined as matching process that matches the needs to available solutions. The present study is an attempt to evaluate English for specific purposes (ESP) course book on “the ESP Course of Qur’anic Sciences and Tradition” taught at some universities in Iran. To achieve this goal, a researcher-made questionnaire and an interview protocol was used. The sample of this study consisted of 80 master students majoring in Qur’anic Sciences and Tradition and 6 teachers teaching this course. The textbook was evaluated in terms of four factors including content and exercises, topics, skills and strategies, and teaching methodology. Data was collected through (i) a five-point Likert scale questionnaire consisting of 51 items and (ii) an interview protocol including some comprehensive questions. Regarding the presented results on the evaluation of ESP textbook it was found that general consensus is that the course book is appropriate for the students who should pass the Qur’anic Sciences and Tradition course. However, the students did not give high evaluation to some issues. The findings of this study would enable the ESP teachers to adapt the Qur’anic Sciences and Tradition textbook more relevant to the students’ needs.