Filippino Lippi
Apparition of the Virgin to Saint Bernard

Oil on panel
Church of Badia, Florence

As usual, St. Bernard wears the white habit of his order, the Cistercians. In many images like this one Mary appears to him while he is writing. In the background two young monks are themselves experiencing some kind of revelation while monks in middle age care lovingly for their elders. In the cave behind St. Bernard the demon he has defeated glowers and bites on his chain:

Read more about St. Bernard.

Source: Wikimedia Commons