deesis

(Greek:  δέησις, “supplication”). In Byzantine art, a representation of Christ enthroned and flanked by supplicants, such as the Virgin Mary, St. John the Baptist, or other saints and/or angels. Images of the deesis often appears on an iconostasis screens.

Deesis. Top center front panel of the Harbaville Triptych. Ivory. Ca. 940-960 CE. Musée du Louvre, Paris.