1 Nephi 20:4

And I did it because I knew that thou art obstinate,

and thy neck is an iron sinew, and thy brow brass;

And I did it because I knew that thou art obstinate,

I - 60 occurrences in 32 verses

I knew - 3 occurrences in 3 verses - 1 Nephi 20:4, 7, 8

I knew that thou - 2 occurrences in 2 verses - 1 Nephi 20:4, 8