1 Nephi 21:13
Sing, O heavens; and be joyful, O earth;
for the feet of those who are in the east shall be established;
and break forth into singing, O mountains;
for they shall be smitten no more;
for the Lord hath comforted his people,
and will have mercy upon his afflicted.
and break forth into singing, O mountains;
forth - 6 occurrences in 6 verses - 1 Nephi 20:1, 3, 20, 21:9, 13, 17