42:5-12 The work of redemption brings back man to the obedience he owes to God as his Maker. Christ is the light of the world. And by his grace he opens the understandings Satan has blinded, and sets at liberty from the bondage of sin. The Lord has supported his church. And now he makes new promises, which shall as certainly be fulfilled as the old ones were. When the Gentiles are brought into the church, he is glorified in them and by them. Let us give to God those things which are his, taking heed that we do not serve the creature more than the Creator.
11. cities—in a region not wholly waste, but mainly so, with an oasis here and there.
Kedar—in Arabia-Deserta (Isa 21:16; Ge 25:13). The Kedarenians led a nomadic, wandering life. So Kedar is here put in general for that class of men.
rock—Sela, that is, Petra, the metropolis of Idumea and the Nabath�an Ishmaelites. Or it may refer in general to those in Arabia-Petræa, who had their dwellings cut out of the rock.
the mountains—namely, of Paran, south of Sinai, in Arabia-Petræa [Vitringa].