1 Nephi 3:21
And it came to pass that after this manner of language
did I persuade my brethren, that they might be faithful
in keeping the commandments of God.
And it came to pass that after this manner of language
this - 18 occurrences in 17 verses - 1 Nephi 1:15, 2:1, 9, 10, 11, 3:16, 20, 21, 29, 4:3, 17, 20, 34, 36, 5:3, 6, 8