Karl X Gustav (1622-1660), king of Sweden pfalzgreve av Zweibrücken * Abraham Wuchters (1608-1682)

The picture has something of this: people, Renaissance, woman, sword, veil, man, cape, saint, wear, royalty, monarch, baroque, sculpture.
Perhaps it’s a painting of a man in a black outfit holding a sword in a room with a checkerboard floor and a dog in the foreground.