Traditionalism of Education and Tolerance.. 1-21 (Ismail Fahmi Arrauf Nasution) | 1 Traditionalism of Tolerance in Dayah System: A Reflective Note on the Biography of Abon Aziz Samalanga of Aceh Ismail Fahmi Arrauf Nasution ismailfahmiarraufnasution@iainlangsa.ac.id Institut Agama Islam Negeri Langsa, Aceh, Indonesia Miswari miswari@iainlangsa.ac.id Institut Agama Islam Negeri Langsa, Aceh, Indonesia Ilham Dwitama Haeba ilhampsjteam01@gmail.com Universitas Islam Sultan Syarif Ali Brunei Darussalam Abstract This article was aimed to analyze the values of tolerance ad deradicalization in local wisdom through the biography and contribution of Abon Aziz Samalanga. Using biographical approach, the author discussed the values of tolerance of Abon Aziz through his traditional education method he was committed to, political attitude and multicultural values. The article found that the systematics and in-depth exploration in traditional education in dayah, day-to-day examples which were taught by involving students were very important tolerance and deradicalization materials to be learned again by students and the society to prevent intolerance and radical actions. By understanding the life of Abon Aziz Samalanga, students and the society won’t only potentially be tolerant people but also deradicalization agents. Keywords: Abon Aziz, Dayah, Deradicalization, Tolerance, Aceh. URL: http://e-journal.iainpekalongan.ac.id/index.php/Religia/article/view/1957 DOI: https://doi.org/10.28918/religia.v23i1.1957 INTRODUCTION In the formation of intellectual space in Aceh throughout the 20 th century, three intellectual variants have been formed, i.e. school, dayah, and madrasah. School was the representation of secular groups occupied by uleebalang (Acehnese nobilities) who didn‟t want to mix religious affairs and worldly affairs except after they were accused to be infidels for their closeness with the colonists, so they brought modern Islamic movements Vol. 23 No. 1 2020 ISSN: 1411-1632 (Print) 2527-5992 (Online) J u r n a l I l m u – I l m u K e i s l a m a n RELIGIA Article History Submitted: 01-10-2019 Reviewed: 12-11-2019 Aproved: 24-01-2020