caption: The image shows a painting of an old man with a beard and a turban on his head, painted on a wall. The painting is believed to be of St. Nicholas, a religious figure from the Byzantine Empire. He is depicted with a wise expression and a long beard, wearing a traditional turban. His eyes are closed and his hands are clasped in front of him, giving him a peaceful and serene look. His clothing is simple and his posture is upright, suggesting he is in a meditative state. The colors used in the painting are muted and earthy, giving the painting a timeless quality.