From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
In Chapter 13:12-18, there's a warning that "children of Belial" may try to entice the Israelites to worship false gods. "Belial" means "worthless" in Hebrew, and here these worthless people get depicted as demons. [Woodcarving from Buch Belial by Jacobus de Teramo, 1473]