Madrasah Tsanawiyah Raudlatul Ulum Karangploso Malang has not had a significant impact on student behavior, this is evidenced by the large number of students who make Islamic teachings only limited to back knowledge (knowledge), students have not been able to apply and practice Islamic teachings in everyday life. life. Researchers used qualitative research methods with a case study type approach. Data collection techniques were carried out through observation, in-depth interviews, and documentation. Data analysis in the research was carried out through the stages of analysis of data collection, data compaction, data presentation, data verification. Examination of data validity in research on engagement expansion, observation persistence, and triangulation. The results of this study are (1) religious culture at MTs Raudlatul Ulum includes: greetings, smiles, greetings, Dhuha prayers and midday prayers in congregation, istigasah and guidance on reading the Qur'an (BBQ), (2) implementation of cultural worship at MTs Raudlatul Ulum is carried out every day that has been designed by the school, (3) the results of the implementation of habituation of religious cultural activities have a positive impact on student morals, namely students have good morals in everyday life in accordance with Islamic religious teachings such as mutual respect, avoiding immoral acts , the importance of prayer , enthusiasm for learning the Qur'an.

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