Helaman - 6
Discussion related to this chapter in the Book of Mormon
The righteous Lamanites preach to the wicked Nephites. Both peoples prosper during an era of peace and plenty. Lucifer, the author of sin, guides the Gadianton robbers in their murders and wickedness. They take over the Nephite government. Between 29 and 24 B.C.
Source: LDS Scriptures