Mormon 1:11

And it came to pass that the Nephites had gathered together a great number of men, even to exceed the number of thirty thousand. And it came to pass that they did have in this same year a number of battles, in the which the Nephites did beat the Lamanites, and did slay many of them.

The Nephites brought together a large army of more than thirty thousand men. They had many battles that year. The Nephites beat the Lamanites and killed many of them.

The Nephites gathered an army of more than thirty thousand men. That year they fought several battles, and the Nephites beat the Lamanites, killing many of them.