Lehi, Nephite Missionary See also Helaman, Son of Helaman In the Book of Mormon, a son of Helaman, who was the son of Helaman. Lehi was a great missionary (Hel. 3:21; 4:14). Was named Lehi to be reminded of his forefather, Hel. 5:4–6. With Nephi, made many converts, was imprisoned, was encircled by fire, and spoke with angels, Hel. 5:14–48. Received many revelations daily, Hel. 11:23.