1 Nephi 2:16

And it came to pass that I, Nephi, being exceedingly young,

nevertheless being large in stature,

and also having great desires to know of the mysteries of God,

wherefore, I did cry unto the Lord;

and behold he did visit me, and did soften my heart

that I did believe all the words which had been spoken by my father;

wherefore, I did not rebel against him like unto my brothers.

and also having great desires to know of the mysteries of God,

the - 337 occurrences in 121 verses - 1 Nephi 1:1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,   2:1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 21, 24,   3:1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31,   4:1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 26, 27, 30, 31, 32, 33, 34, 35, 36, 38,   5:1, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 20, 21, 22

the mysteries of God - 2 occurrences in 2 verses - 1 Nephi 1:1,   2:16