Alma 21:13

Nevertheless, Aaron, and a certain number of his brethren, were taken and cast into prison, and the remainder of them fled out of the land of Middoni, unto the regions round about.

Aaron and some of his brothers were caught and thrown in prison. The rest of them ran away from the land of Middoni. They went to the areas around it.

Aaron and some of his companions were arrested and thrown in prison. The rest fled from Middoni to the surrounding areas.