The rise of interpretation in local languages in Indonesia, has had several influences on the scientific treasures in the archipelago, i.e grounding works of interpretation in the local community, and to preserving inherited languages. But beside that, it can also cause misunderstandings in society that occur because the local language can only be understood by a group that lives in a certain area. Therefore, researcher is interested in examining local interpretation or what is called vernacularization. With the aim of explaining the local languages contained in Ayat Suci Lenyepaneun interpretation book. The type of research used is qualitative research by conducting library research. Data collection techniques is using documentation. The method used is descriptive-analysis.
It can be concluded from the results of this study that : first, vernacularization in terms of language includes (1) absorption languages from Arabic such as baitullah, berekah, ni'mat, kadoliman, fasek, and kalafir. (2) language manners which includes refined language such as Gusti, Pangeran, Mantenna, Kagungan, and abdi; bad language such as urang, hidep, maraneh, and maranehna. (3) local languages such as paturay pegat simpay, ginanjar kabagjaan, marahmay geuneuk maleukmeuk, sabilulungan, nyecep, mikaceuceub mikameumeut, Papayung, mulang tarima, ngalamot curuk, and serah bongokokan. Second, vernacularization in terms of interpretation such as Caringcing Pageuh Kancing Saringset Pageuh Cawet, haripeut ku teuteureuyeun, kandel kulit beungeut, saherang-herang cibeas moal saherang cai cinyusu, henteu unggut kalinduan henteu gedag kaanginan, ayak-ayak beas, dihin pinasti anyar pinanggih, dukun lintuh panyakit matuh, gunung luhur beunang diukur, laut jero beunang dijugjugan, ari mungguh hate jelema mah najan deet teu kakobet, kaciwit kulit kabawa daging, gede cahak leutik cohok, and aya jurig tumpak kuda. In general, vernacularization in terms of interpretation describes the important messages contained in the babasan (expressions), paribasa (proverbs), and kecap-kecapan (words) contained in Ayat Suci Lenyepaneun interpretation book.