It was so on the next day, that Saul put the people in three companies; and they came into the midst of the camp in the morning watch, and struck the Ammonites until the heat of the day: and it happened, that those who remained were scattered, so that no two of them were left together.
This victory was of God Himself, as Saul freely admitted, and it was this victory that constituted the third and final phase of Saul's rise to the throne.