Flight will perish from the swift; And the strong won't strengthen his force; Neither shall the mighty deliver himself;
 It has been well remarked how Amos, a prophet of Judah but for Israel, joins on his own prophecy to that of Joel, whose office was peculiarly toward Judah and Jerusalem, thus purposely identifying their work of testimony (Amos 1:2). Here is a fresh instance, though Amos, evidently taking up the rich promise given at the close of Joel, goes beyond it in strength when he says that all the hills shall (not merely flow with milk, but) melt (verse 13).
