1 Nephi 20:19

Thy seed also had been as the sand;

the offspring of thy bowels like the gravel thereof;

his name should not have been cut off

nor destroyed from before me.

his name should not have been cut off

should - 3 occurrences in 3 verses - 1 Nephi 20:19,   21:5, 15

should not have - 2 occurrences in 2 verses - 1 Nephi 20:19,   21:15