Times of crisis expose the sharp contrast between relying on human power and trusting in God. The prophet presents an ironic challenge to the people, questioning whether their chosen sources of support will actually stand by them when disaster strikes. When trouble arrives, the people will naturally react. The primary approach among commentators is that this reaction is a desperate cry for help in distress. However, it can also be understood as the frantic gathering and concentrating of physical forces [מצודת ציון]. The prophet mockingly asks if these gathered forces will offer any real rescue.
There are different views on what exactly the people have collected around themselves for protection. Some identify these gatherings as groups of idols, statues, and those who deny the Torah, which the people foolishly followed [רש״י, שד״ל, מלבי״ם]. Others interpret them as military alliances, foreign armies, and nations that the people paid to defend them against their enemies [רד״ק, מצודת דוד]. Another perspective views them simply as mass human organizations and large assemblies, which might offer only a brief, temporary advantage [ביאור שטיינזלץ]. Ultimately, all these efforts will fail. These gathered forces will scatter and vanish quickly and easily, just as the wind carries away light chaff [רד״ק, מצודת דוד]. They are entirely without substance [מצודת ציון], amounting to nothing more than a passing breath [שד״ל].
Standing in complete contrast to these fleeting forces is the person who places their trust in God. Such an individual is promised a lasting inheritance of the land and the holy mountain. This promise operates on several levels. Historically, it points to King Hezekiah and his followers, who trusted in God and refused to flee. They were rewarded by witnessing the downfall of the Assyrian army under King Sennacherib, who ultimately failed to capture Jerusalem [מצודת דוד, רד״ק]. On a broader level, this inheritance does not necessarily mean taking physical possession of the territory or returning from exile. Instead, it serves as a metaphor for a life of stability, security, and enduring success [שד״ל]. Only actions rooted in a genuine connection to God yield true, long-term benefits [ביאור שטיינזלץ]. Additionally, this promise is seen as the specific reward for those who observe the Sabbath, as mentioned previously [אבן עזרא]. Finally, on a purely spiritual plane, the land and the holy mountain represent the eternal life of the world to come [רד״ק].