'Morning watch' in the Bible

And it came to pass in the morning watch, that LORD looked forth upon the army of the Egyptians through the pillar of fire and of cloud, and troubled the army of the Egyptians.

And it was so on the morrow, that Saul put the people in three companies. And they came into the midst of the camp in the morning watch, and smote the Ammonites until the heat of the day. And it came to pass, that those who remaine