CONNECTED WITH THE TWENTY-FOURTH AND TWENTY-FIFTH CHAPTERS. SONG OF PRAISE OF ISRAEL AFTER BEING RESTORED TO THEIR OWN LAND. (Isa. 26:1-21) strong city--Jerusalem, strong in Jehovah's protection: type of the new Jerusalem (Psa 48:1-3), contrasted with the overthrow of the ungodly foe (Isa 26:4-7, Isa 26:12-14; Rev 22:2, Rev 22:10-12, &c.). salvation . . . walls-- (Isa 60:18; Jer 3:23; Zac 2:5). MAURER translates, "Jehovah makes His help serve as walls" (Isa 33:20-21, &c.). bulwarks--the trench with the antemural earthworks exterior to the wall.