The children of Israel cried to Yahweh, saying, We have sinned against you, even because we have forsaken our God, and have served the Baals.
Hervey observed that, "These references to former deliverances of Israel are of great historical value ... They show the existence of a real history in the background of that which has been preserved in the Bible."[18]  Furthermore, there are references here that mention events recorded in Exodus and in  Numbers 21:21-35, thus giving irrefutable evidence of the existence of the entire Pentateuch at a time long before the monarchy had been established in Israel.