And it was challenging because ...? Did it change your life or some other reason?
At a guess, I'd imagine many people would find the complete book challenging because of the unexpected material and viewpoints that can be found in sections of the Old Testament, like: https://www.biblegateway.com/passage/?search=Judges+19:22-30
At a guess, I'd imagine many people would find the complete book challenging because of the unexpected material and viewpoints that can be found in sections of the Old Testament, like: https://www.biblegateway.com/passage/?search=Judges+19:22-30