Among the challenges of Islamic societies in the contemporary era are terrorist groups. The Islamic Revolution of Iran has also been attacked by terrorist groups since the beginning of its victory, and it has dealt with those groups.In this regard, the present article tries to answer the question of the similarities between Imam Khomeini's (RA) and the Supreme Leader's methods of dealing with terrorist groups by comparing the methods of confrontation between Imam Khomeini (RA) and the Supreme Leader. Is there leadership with contemporary terrorist groups?In response to this question, the present research, using a comparative method and in the form of an analytical-inferential method, proposes the hypothesis that due to the same intellectual foundations, there is a significant similarity in the way of dealing with terrorist groups between Imam Khomeini (RA). ) and there is the position of Supreme Leader.The findings of this research using a comparative method and a conceptual framework show that at the macro level, both Imam Khomeini (RA) and the Supreme Leader used a similar way of explaining and taking a hard and jihadist approach when facing the groups. terrorists have used