1 Nephi 4:15

Yea, and I also thought that they could not keep the commandments of the Lord

according to the law of Moses, save they should have the law.

Yea, and I also thought that they could not keep the commandments of the Lord

the - 337 occurrences in 121 verses - 1 Nephi 1:1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,   2:1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 21, 24,   3:1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31,   4:1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 26, 27, 30, 31, 32, 33, 34, 35, 36, 38,   5:1, 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 20, 21, 22

the commandments - 10 occurrences in 9 verses - 1 Nephi 2:10,   3:16, 21,   4:1, 11, 15, 34,   5:20, 21

the commandments of - 9 occurrences in 8 verses - 1 Nephi 2:10,   3:16, 21,   4:1, 11, 15, 34,   5:21

the commandments of the Lord - 8 occurrences in 7 verses - 1 Nephi 2:10,   3:16,   4:1, 11, 15, 34,   5:21