1 Nephi 19:21

And he surely did show unto the prophets of old all things concerning them;

and also he did show unto many concerning us;

wherefore, it must needs be that we know concerning them

for they are written upon the plates of brass.

for they are written upon the plates of brass.

for - 55 occurrences in 44 verses - 1 Nephi 16:2, 13, 14, 15, 17, 18, 19, 24, 31, 33,   17:2, 3, 4, 7, 12, 17, 18, 19, 20, 22, 25, 30, 31, 38, 39, 41, 43, 48, 49, 52, 55,   18:9, 13, 15, 17, 23, 25,   19:3, 5, 7, 11, 13, 20, 21

for they - 5 occurrences in 5 verses - 1 Nephi 16:24,   17:18, 22, 41,   19:21