They joyful flourishing of Christ's Kingdom.
Isaiah 35:1 The wilderness and the solitary place shall be glad for them; and the desert shall rejoice and blossom as the rose. Isaiah 35:2 It shall blossom abundantly, and rejoice, even with joy and singing: the glory of Lebanon shall be given to it, the excellence of Carmel and Sharon, they shall see the glory of the LORD, [and] the excellence of our God.
The weak are encouraged by the virtues and privileges of the Gospel.
Isaiah 35:3 Strengthen ye the weak hands, and confirm the feeble knees. Isaiah 35:4 Say to them [that are] of a fearful heart, Be strong, fear not: behold, your God will come [with] vengeance, [even] God [with] a recompense; he will come and save you. Isaiah 35:5 Then the eyes of the blind shall be opened, and the ears of the deaf shall be unstopped. Isaiah 35:6 Then shall the lame [man] leap as a hart, and the tongue of the dumb shall sing: for in the wilderness shall waters break out, and streams in the desert. Isaiah 35:7 And the parched ground shall become a pool, and the thirsty land springs of water: in the habitation of dragons, where each lay, [shall be] grass with reeds and rushes. Isaiah 35:8 And a highway shall be there, and a way, and it shall be called, The way of holiness; the unclean shall not pass over it; but it [shall be] for those: the way-faring men, though fools, shall not err [therein]. Isaiah 35:9 No lion shall be there, nor [any] ravenous beast shall go up thereon, it shall not be found there; but the redeemed shall walk [there]: Isaiah 35:10 And the ransomed of the LORD shall return, and come to Zion with songs and everlasting joy upon their heads: they shall obtain joy and gladness, and sorrow and sighing shall flee away.