but when in their distress they turned to the LORD, the God of Israel, and sought him, he was found by them.
It was a great happiness to Israel that they had prophets among them; yet, while they were thus blessed, they were strangely addicted to idolatry, whereas, when the spirit of prophecy had ceased under the second temple, and the canon of the Old Temple was completed (which was constantly read in their synagogues), they were pure from idolatry; for the scriptures are of all other...
Commenting on 2 Chronicles 15:1-7
But when they in their trouble did turn unto the Lord God of Israel,.... When being carried captive by neighbouring nations, and oppressed; and they cried unto the Lord, and repented of their sins, and turned from them to him: and sought him; by prayer and supplication: he was found of them; and appeared for their help and deliverance, of which there are many instances in the book of Judges.
But when they in their trouble did turn unto the LORD God of Israel, and sought him, he was found of them. (c) He shows that despite the wickedness of tyrants and their rage, yet God has his whom he hears in their tribulation as he delivered his from Zerah king of the Ethiopians, and out of all other dangers, when they called upon the Lord.