When the Lamanites who had gone to war against the Nephites realized, after many attempts to destroy them, that it was useless to keep trying, they returned to the land of Nephi.
Show original text
Now it came to pass that when those Lamanites who had gone to war against the Nephites had found, after their many struggles to destroy them, that it was in vain to seek their destruction, they returned again to the land of Nephi.