The large number of very diverse cultures in Indonesia is a big challenge in the educational process. Islamic religious education has a crucial role in forming character and attitudes of tolerance. In order to create harmony between religious communities in society, PAI teachers as executors must have a strategy in internalizing the values. tolerance towards students. Especially at SMKN 4 Malang city which is an institution that accepts all students who want to study regardless of their background. This research focuses on the strategies of Islamic religious education teachers, students' attitudes of tolerance, and the results of Islamic religious education teachers' strategies. This research uses qualitative methods, and a case study type of research, with data collection techniques through interviews, observation and documentation. This research can be concluded that the strategies used by PAI teachers include discussion and group learning methods, do not differentiate between students with different backgrounds, teachers protect students, teachers provide guidance to students. Students' tolerance attitudes include: Students have an attitude of religious moderation. Students have high social attitudes. Students value and respect each other. and get results such as, increasing students' understanding of the value of tolerance. There are no acts of discrimination. Increased harmony between students. Strengthening attitudes of sympathy and empathy between students.

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