Break forth into joy, sing together, ye waste places of Jerusalem: for the LORD hath comforted his people, he hath redeemed Jerusalem.
The removal of the Jews from Babylon to their own land again is here spoken of both as a mercy and as a duty; and the application of Isa 52:7 to the preaching of the gospel (by the apostle, Rom 10:15) plainly intimates that that deliverance was a type and figure of the redemption of mankind by Jesus Christ, to which what is here said...
Commenting on Isaiah 52:7-12
Break forth into joy, sing together, ye waste places of Jerusalem,.... This is what the watchmen shall say when they lift up their voice; this will be one part of their song, and the intent of it; to observe to the members of the churches, which shall be constituted in those parts which were formerly barren and desolate, what wonderful things the Lord has done...
(Isa 14:7-8; Isa 42:11). redeemed--spiritually and nationally (Isa 48:20).