 And so God makes an outrageous, absolutely outrageous request. And from the culture of the day and the way that other deities were worshiped, this was not too bizarre because many of the Canaanites and others were practicing these kind of things. And so the outrageous request is, okay, Abraham, I want you to take your son, your only son, and I want you to sacrifice him. I'll show you on a mountain that I'll show you. And then it's very interesting. He's really grown. The boy's about 13 now.