 Սահակ Պարթև), head of the Armenian Church (387-436 AD) who sponsored Mashtots' scholarly and religious expeditions.Using Mashtots' alphabet, St. Sahak Partev translated the Bible from Syriac into Armenian in 411 AD (as testified by Mashtots' pupil Koryun in his biographic work about his teacher).The main church of the monastery, reconstructed in 989, consists of one vaulted room (single nave) with an apse on the east flanked by two small rooms.