1 Nephi 19:5

And an account of my making these plates shall be given hereafter;

and then, behold, I proceed according to that which I have spoken;

and this I do that the more sacred things may be kept

for the knowledge of my people.

and this I do that the more sacred things may be kept

I - 130 occurrences in 61 verses - 1 Nephi 16:1, 2, 4, 5, 7, 8, 18, 21, 22, 23, 24, 28, 30, 31, 32,   17:7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 23, 33, 34, 43, 47, 48, 49, 50, 51, 52, 53, 54, 55,   18:1, 2, 3, 4, 10, 12, 16, 21, 22,   19:1, 2, 3, 4, 5, 6, 7, 16, 18, 19, 20

I do - 4 occurrences in 3 verses - 1 Nephi 17:53,   19:5, 6

I do that - 2 occurrences in 2 verses - 1 Nephi 17:53,   19:5