Helaman - 1
Discussion related to this chapter in the Book of Mormon
Pahoran the second becomes chief judge and is murdered by Kishkumen. Pacumeni fills the judgment-seat. Coriantumr leads the Lamanite armies, takes Zarahemla, and slays Pacumeni. Moronihah defeats the Lamanites and retakes Zarahemla, and Coriantumr is slain. Between 52 and 51 B.C.
Source: LDS Scriptures