Complex sentence: The monastery has three churches, and their most famous bishops were Yeznik Koghbatsi and Movses Khorenatsi, becoming the main monastery in Bagrevand and Arsharunik districts.
Split into simpler sentences: The monastery has three churches, and their most famous bishops were Yeznik Koghbatsi and Movses Khorenatsi. Under whose leadership it became the main monastery in the Bagrevand and Arsharunik districts.