1 Nephi 17:39

He ruleth high in the heavens,

for it is his throne,

and this earth is his footstool.

and this earth is his footstool.

is - 16 occurrences in 12 verses - 1 Nephi 16:35,   17:5, 13, 17, 22, 35, 39, 46, 47, 51, 55,   19:6

is his - 2 occurrences in 1 verse - 1 Nephi 17:39