The Moderate Islamic Construction of the Al- Salaf Al-Ṣālih in Akidah at Tunas Santri Islamic Boarding School, Lamongan

This research is motivated by the existence of extreme and liberal interpretations of Islam and aims to describe the construction of moderate Islam of the al-Salaf al-Ṣāliḥ in creed (akidah) at Tunas Santri Islamic Boarding School in Lamongan. The research method utilizes a qualitative approach with a case study design. The observational case study focuses on a single case, specifically the location, involving one subject. Data sources include Tunas Santri Islamic Boarding School, caregivers, teachers, students, documents, and their activities. Data collection methods involve interviews, observations, and documentation. Data analysis follows the theories of K. Yin, Miles, and Huberman, including data triangulation, member checks, and continuous observation to ensure data validity. The research findings indicate that the construction of moderate Islam of the al-Salaf al-Ṣāliḥ in creed at Tunas Santri Islamic Boarding School is based on the Qur'an, Hadith, and Ijma'. The fundamental principle is justice and balance: justice towards Allah, the Prophet, the companions, and the community. Justice towards Allah involves recognizing His names, attributes, and actions, as well as fulfilling His rights. Justice towards the Prophet entails believing in him and fulfilling his rights. Justice towards the companions recognizes their status as the best community. Justice towards the community involves fulfilling the rights of brotherhood and humanity. Balance is maintained between vertical relations with Allah and horizontal relations with fellow human beings, between knowledge and action, and between textual and contextual thinking. Indicators of this moderate Islam include nationalism, tolerance, peace, and moderation. In conclusion, Tunas Santri Islamic Boarding School adheres to a moderate Salafi approach. Recommendations include internalizing the construction of moderate Islam of the al-Salaf al-Ṣāliḥ in creed.