1 Nephi 18:17

Now my father, Lehi, had said many things unto them,

and also unto the sons of Ishmael;

but, behold, they did breathe out much threatenings

against anyone that should speak for me;

and my parents being stricken in years,

and having suffered much grief because of their children,

they were brought down, yea, even upon their sick-beds.

and having suffered much grief because of their children,

because - 31 occurrences in 26 verses - 1 Nephi 16:3, 18, 19, 20, 21, 22, 24, 25, 35,   17:5, 6, 19, 22, 41, 47,   18:10, 16, 17, 18, 19,   19:6, 9, 11, 12, 13, 14

because of - 26 occurrences in 22 verses - 1 Nephi 16:3, 18, 19, 20, 21, 24, 25, 35,   17:5, 6, 19, 41, 47,   18:10, 16, 17, 18, 19,   19:6, 9, 11, 12

because of their - 8 occurrences in 8 verses - 1 Nephi 16:19, 20, 35,   17:41,   18:17, 18,   19:9, 11