43:39 And it came to pass that the Lamanites became frightened, because of the great destruction among them, even until they began to flee towards the river Sidon.

 43:40 And they were pursued by Lehi and his men; and they were driven by Lehi into the waters of Sidon, and they crossed the waters of Sidon. And Lehi retained his armies upon the bank of the river Sidon that they should not cross.

 43:41 And it came to pass that Moroni and his army met the Lamanites in the valley, on the other side of the river Sidon, and began to fall upon them and to slay them.