This dream is from 2015. I never told what I saw to anyone, not even to my wife because I didn't want to horrify her and I didn't think I saw Hell. I just wrote it off as something inexplicable. However, when I watched an Indonesian pastor Philip Mantofa's testimony of hell, I found similarities.

This episode is also available as a blog post: https://amazing-jesus.com/2020/08/05/i-saw-an-ancient-philosopher-chained-in-hell/