Jerusalem's punishment is a tragic reversal of her past alliances. God seals the judgment against the city, but He entrusts the actual execution of the punishment to neighboring nations. The very same hated lovers with whom Jerusalem once eagerly formed alliances are now transformed into active partners in her downfall. God serves as the ultimate judge who decrees the sentence, while the invading enemies act as the agents who carry it out [מלבי״ם, מצודת דוד, רד״ק]. Through their actions, these nations will force the city back to the miserable, lowly starting point from which she was first gathered.
The first stage of this devastation targets the physical landscape of the city, specifically the towering structures and altars erected for idol worship, a practice often compared to unfaithfulness. On a broader national level, this demolition symbolizes the ruin of entire cities, strongholds, and even the Temple [רש״י, מלבי״ם, שטיינזלץ], as well as the breaching of the protective city walls [רד״ק]. While some commentators view the descriptions of this ruin as a simple repetition to emphasize the scale of the disaster [מצודת דוד], others note a deliberate escalation in the severity of the punishment. The destruction progresses from merely tearing down buildings to completely shattering and crushing them into pieces. Just as the nation's sins grew worse over time—moving from the construction of low shrines to towering altars—the intensity of the ruin escalates to match the gravity of their actions [מלבי״ם, מצודת ציון].
Following the collapse of her structures, the city is entirely stripped of her wealth. The invaders will plunder her beautiful items and material possessions, an act symbolized by the stripping away of her garments [מלבי״ם, מצודת דוד, שטיינזלץ]. Ultimately, she is left completely bare and exposed [מצודת ציון]. This total loss of her assets is not merely the aftermath of a foreign invasion, but the tragic closing of a historical circle. Stripped of everything, the city is forced back into the exact state of abandonment and vulnerability she experienced at her birth, long before God took pity on her and brought her under His protective care [מצודת דוד, רד״ק, שטיינזלץ].