Consult the marginal references. The phrase, “he sold them into the hands etc.,” is first found in Deuteronomy 32:30.
Related Commentaries of Judges 2:14
Judges 2:14-15
14 And the anger of the LORD was hot against Israel, and he delivered them into the hands of spoilers that spoiled them, and he sold them into the hands of their enemies round about, so that they could not any longer stand before their enemies.
15 Whithersoever they went out, the hand of the LORD was against them for evil, as the LORD had said, and as the LORD had sworn unto them: and they were greatly distressed.