 Գրիգորիս), St. Gregory's grandson and Bishop of Aghvank, who was killed by the pagans, around 338 AD, when teaching Gospel in the land of the Mazkuts (present-day Republic of Dagestan, in Russia).The mausoleum of St. Grigoris is a vaulted burial chamber equipped with two lateral vestibules that serves as the crypt for a church dating from a later period.Amaras is an active monastery of the Armenian Apostolic Church.