2 doves stand for love. 7 doves surrounded by 7 flames are an image of Confirmation. 2 doves beneath a larger dove or 2 fish flanking a dove are Christians worshipping Christ who is the larger dove. Doves eating bread or drinking wine symbolize souls being nourished by the Eucharist. Doves given to Mary or female saints indicate their purity.
Doves escaping from the mouths of dying people represent the departure of their souls.
Doves shown with Pax implore the dead to rest in peace. Doves in trees or gardens are symbolic of the faithful in Heaven. Doves surrounded by triangles or within a nimbus stand for the entire Trinity. The Jews are said to tremble like doves as they return from captivity, filled with holy fear. The inner wealth of purity and humility is implied by the image of the dove.