Karangtengah inscription (also known as Kayumwungan inscription) is the inscription written on five pieces of stones dated 746 Saka or 824 CE, discovered in Karangtengah hamlet, Temanggung Regency, Central Java, Indonesia. The inscription was written in ancient Javanese script in two languages; Old Javanese and Sanskrit. Lines 1-24 were written in Sanskrit, and the rest of the lines were written in old Javanese. The inscription is linked with the temples Borobudur and Mendut.