1 Nephi 16:20
And it came to pass that Laman and Lemuel and the sons of Ishmael
did begin to murmur exceedingly,
because of their sufferings and afflictions in the wilderness;
and also my father began to murmur against the Lord his God;
yea, and they were all exceedingly sorrowful,
even that they did murmur against the Lord.
and also my father began to murmur against the Lord his God;
also - 32 occurrences in 26 verses - 1 Nephi 16:7, 8, 20, 27, 29, 36, 37, 38, 17:5, 13, 14, 17, 28, 29, 42, 44, 46, 18:9, 15, 17, 19, 19:1, 3, 10, 20, 21