Alma - 17
Discussion related to this chapter in the Book of Mormon
The sons of Mosiah have the spirit of prophecy and of revelation. They go their several ways to declare the word to the Lamanites. Ammon goes to the land of Ishmael and becomes the servant of King Lamoni. Ammon saves the king. s flocks and slays his enemies at the waters of Sebus. From about 91 to 77 B.C.
Source: LDS Scriptures