A dark echo of warning sweeps down from the northern borders of the Land of Israel, marching steadily toward its center. It carries heavy news of approaching disaster, blending the physical threat of an invading army with the deep spiritual roots of the nation's troubles [רד״ק].
The primary approach among commentators traces the physical path of this invasion. The initial rumors of the approaching enemy break out in the far north, at the border city of Dan, and spread steadily southward until they reach the central region of Mount Ephraim [מצודת דוד, רד״ק, אברבנאל, ביאור שטיינזלץ]. As the news travels, it grows from quiet reports into loud, public declarations of deep sorrow, trouble, and complete destruction [רש״י, מצודת ציון, רד״ק, אברבנאל, ביאור שטיינזלץ, מלבי״ם].
Beneath the physical geography lies a deeper historical tragedy. The route of the invading army traces the exact path of the nation's past sins. Dan and Mount Ephraim were the very locations where the golden calves and false idols were once set up. In this light, the approaching voices are those of prophets, warning that the coming exile and death are direct punishments for this idolatry [רש״י, רד״ק, אברבנאל]. Even though the physical idols were removed from the land generations earlier, the stain of the sin remains. The spiritual failure at Dan is viewed as a heavy burden that fractured history itself; it is said to have weakened the strength of Abraham when he passed through, and it ultimately paves the way for the destruction of the Temple [רש״י].
Offering a different perspective, another approach suggests that these voices are not warnings of destruction, but the deceitful words of false prophets. In this view, a false prophet emerges from Dan, the site of the first golden calf, promising false peace. From Mount Ephraim, where idolatry had become even more widespread, another deceptive voice rises to mislead the nation. The true tragedy is that the Israelites choose to embrace these comforting lies, refusing to repent and change their ways before the disaster strikes [מלבי״ם].