God delivers a message of absolute control and complete awareness in the face of the Assyrian king's immense pride. He makes it clear to the king that none of his military maneuvers or feelings of superiority escape His notice, and that his success stems entirely from God rather than his own power. God tracks every single stage of the king's campaign. The primary approach among commentators explains this geographically and militarily: God watched as the king sat in his own land, marched out to conquer other nations, and finally arrived in the cities of Judah and the land of Israel [רלב״ג, רד״ק, אברבנאל]. Every step was known in advance, and in fact, was arranged and directed by God Himself [אברבנאל]. Another perspective views this tracking through the lens of planning and strategy. In this view, God observed the king sitting with his ministers to devise a plan, going out to actively manage the battle, and eventually entering the land of Israel [רש״י, מצודת דוד, רד״ק].
Alongside his physical movements, the king's attitude was defined by a volatile mix of anger, pride, and reckless agitation. He hurled angry words, insults, and blasphemy upward at God [רד״ק, ביאור שטיינזלץ, אברבנאל], acting with a sense of noisy, impulsive frenzy [רש״י, מצודת ציון]. Blinded by complacency, the king proudly attributed all his military successes to himself and attempted to strike fear into God. He spoke of God as though He were a mere idol of wood and stone, mistakenly believing that God was powerless against him and should actually fear his might [רלב״ג, רד״ק].
A crucial distinction is made regarding the impending punishment. God clarifies that the king is not about to be punished for his actual conquest of lands, the destruction he caused, or his siege on Jerusalem. Rather, the punishment is strictly a consequence of his arrogance, rage, and profound disrespect toward God [אברבנאל]. In response to the king's audacity, God will prove who is the true Master and who is the servant. He will humiliate the king, treating him like an animal or a fish by placing a hook in his nose and a bit in his mouth to drag him back to where he came from against his will. This vivid imagery points to a sudden plague that will strike the Assyrian camp, forcing the king to retreat and return to his homeland in complete disgrace [רלב״ג, אברבנאל].