Baptizing armyan people Gregory the Illuminator (IV c) Ivan Konstantinovich Aivazovsky (1817-1900)

The picture has something of this: people, god, man, cross, spirituality, group, saint, wear, woman, Easter, holy, veil, priest, music, prayer.
Perhaps it’s a painting of a man with a long white beard and a white beard wearing a red and gold outfit standing in front of a group of other men.