1 Nephi 15:3
For he truly spake many great things unto them,
which were hard to be understood,
save a man should inquire of the Lord;
and they being hard in their hearts,
therefore they did not look unto the Lord as they ought.
which were hard to be understood,
be - 21 occurrences in 12 verses - 1 Nephi 15:3, 11, 13, 14, 16, 17, 18, 20, 32, 33, 34, 35