 Inscriptions from nearby khachkars point out that the monastery was headed by Petreh in the 1240s . The most prominent figure who resided at the monastery was the translator and scribe Simon of Pghndzahank . His diaries have survived . He was born in 1188 and was a clergyman for several years at the monastery translating Byzantine theological literature . He collaborated with another Armenian of Chalcedonian faith , Minas Syunakyats of Trabzon . In 1227 Simon compiled a volume of works by Gregory of Nyssa . His diary reads : 
