St. Dominic, according to tradition, receives the Rosary from the Blessed Virgin Mary.

He has a 5 pointed star, usually an 8 pointed star, above his head.

The dog with the torch is typical of St. Dominic, whose mother saw the same in a vision before his birth. The watchdogs of the Lord, in Latin: Domini canes.

The middle panel is from the Old Testament. Adam and Eve being driven from Eden by an angel brandishing a flaming sword. Gen. 3:24

The Monogram of Mary: M and A intertwined with roses and leaves