François Eduard Picot – Guy de Lusignan, King of Jerusalem and Cyprus (1129-1194) Château de Versailles

The picture has something of this: saint, people, sword, Gothic, facial hair, god, Renaissance, veil, book, cross, man, ancient, crown, antique, sculpture, holy.
Perhaps it’s a close up of a painting of a man wearing a suit of armor with a sword in his hand and holding.