Ronald W. Walker, Richard E. Turley, Glen M. Leonard provide brief biographical entry from Nephi Johnson.
Ronald W. Walker, Richard E. Turley, and Glen M. Leonard, Massacre at Mountain Meadows: An American Tragedy (New York: Oxford University Press, 2008), 259
Johnson, Nephi (1833–1919), 23. [A] Second Lieutenant, Company D, Second Platoon, Fort Johnson. He acted as a Paiute language interpreter at the Meadows and gave the orders on Friday for Indians to attack.