“Each of the criminals is bound to an iron pillar and the ox-headed demon is in the process of administering punishment—using iron or copper blades he peels the skin of the person’s face, just as a butcher kills a pig and then flays it.” This passage is found in a Chinese Shanshu (“good book” or “morality book”) titled Diyu yu-chi (roughly translated as “Record of a Journey to Hell”). The book emerged in tenth century China and talks about the things that one would find in hell which, of course, include many forms of tortures.
This episode is also available as a blog post: http://martinifisher.com/2021/10/25/the-bureaucracy-of-death/