the plowman, &c. This shows that the fulfilment of this prophecy is yet in abeyance, for these temporal blessings were postponed on the rejection of the call to repentance in Act_3:18-26. Compare Act_28:25-58. Note the reference to Pentateuch (Lev_26:5). App-92.
the mountains, &c. Compare Joe_3:18.
sweet wine = new wine. Hebrew. asis See App-27.
melt : i.e. dissolve into wine and oil. Figure of speech Hyperbole (App-6), for emphasis.