Iconostasis Doors with Annunciation and Evangelists Balkans, first quarter of the 15th century. The holy doors, which stand in the center of the iconostasis and open into the sanctuary, represent the doors to paradise. By the fourteenth century such doors had an established shape in eastern Christian art, with the two upperpanels rounded at the top. the doors were decorated with a series if images: a mandatory composition of the Annunciation in the upper panels, and below either the creators of the Liturgy, saints John Chrysostom and Basil the Great, or images of the Four Evangelists, writing their Gospels.