1 Nephi 21:6

And he said:

It is a light thing

that thou shouldst be my servant

to raise up the tribes of Jacob,

and to restore the preserved of Israel.

I will also give thee for a light to the Gentiles,

that thou mayest be my salvation unto the ends of the earth.

that thou shouldst be my servant

that - 35 occurrences in 23 verses

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