So Asa marched out against him and lined up in battle formation in the Valley of Zephathah near Mareshah.
Here is, I. Disturbance given to the peace of Asa's kingdom by a formidable army of Ethiopians that invaded them, Ch2 14:9, Ch2 14:10. Though still they sought God, yet this fear came upon them, that their faith in God might be tried, and that God might have an opportunity of doing great things for them.
Commenting on 2 Chronicles 14:9-15
And Asa cried unto the Lord his God,.... Or prayed, as the Targum, with vehemence, being in distress; this he did before the battle began, at the head of his army, and for the encouragement of it: and said, Lord, it is nothing with thee to help; nothing can hinder from helping, his power being superior to all others, and even infinite, and none besides...
Then Asa went out against him, and they set the battle in array . . . at Mareshah--one of the towns which Rehoboam fortified (Ch2 11:8), near a great southern pass in the low country of Judah (Jos 15:44). The engagement between the armies took place in a plain near the town, called "the valley of Zephathah," supposed to be the broad way coming down...