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.
because of their sufferings and afflictions in the wilderness;
their - 54 occurrences in 34 verses - 1 Nephi 16:19, 20, 21, 22, 32, 35, 38, 39, 17:2, 19, 29, 30, 35, 38, 40, 41, 42, 48, 49, 52, 53, 18:9, 15, 17, 18, 19, 20, 19:7, 9, 11, 13, 14, 15, 18