Virtues: Fortitude, Prudence, and Temperance.
Justinian Receiving Civil Law (corpus iuris civilis)
Compare to the Justice panel from the series of panels from the time of Marcus Aurelius. Both the Justinian and Gregory IX mosaics conform to the traditio legis formula from Roman Imperial iconography.
Pope Gregory IX approving the Decretals (Canon Law). Gregory IX is a portrait of Pope Julius II( compare to Raphael's Portrait of Julius II.) Compare this figure also to St. Peter in the Disputà.
