1 Nephi 10:15
And after this manner of language did my father prophesy
and speak unto my brethren,
and also many more things which I do not write in this book;
for I have written as many of them as were expedient for me in mine other book.
for I have written as many of them as were expedient for me in mine other book.
in - 77 occurrences in 51 verses - 1 Nephi 10:4, 6, 8, 9, 11, 14, 15, 16, 17, 19, 21, 11:1, 6, 11, 13, 19, 20, 22, 27, 28, 29, 35, 12:1, 3, 10, 11, 12, 15, 20, 21, 22, 23, 13:12, 20, 24, 25, 29, 32, 33, 34, 35, 36, 37, 41, 14:1, 14, 17, 19, 23, 26, 30
in mine - 3 occurrences in 3 verses - 1 Nephi 10:15, 11:1, 13:34