Mor Alexander Patriarch of Antioch (412-417), was a holy man, whose ascetic life was remarkable in view of his great love towards everyone. He was also a man of peace who brought together the church of East and West after 45 years of schism because of Flavian. He is the one who did a peace and gathered the community of Flavian and Evagrius to the one church. And he as the Patriarch of Antioch, who permitted to recite the name of  St. John (Chrysostom) of Constantinople in the Fifth diptych ('TUBDEN') of the Divine Liturgy.