Cast out — Which knows not whither to go. Arnon — Which was the border of the land of Moab, where they were, with design to flee out of their land, tho' they knew not whither.
Related Commentaries of Isaiah 16:2
Isaiah 16:2
2 For it shall be, that, as a wandering bird cast out of the nest, so the daughters of Moab shall be at the fords of Arnon.