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,

that - 35 occurrences in 23 verses

that thou - 6 occurrences in 5 verses - 1 Nephi 20:4, 8, 18,   21:6, 9