Shared ground
Zechariah 14:12–15 portrays Yahweh personally breaking an invasion of Jerusalem. The text is explicit that the defeat is not merely tactical: it comes through a “plague” that devastates bodies (v.12), a God-sent panic that fractures the attacking force into internal violence (v.13), and the disabling of the invaders’ animals and camp resources (v.15). The result is a full reversal: Judah is no longer only the threatened party; Judah is depicted as fighting “at Jerusalem,” and the invaders’ wealth ends up gathered as spoil (v.14).
The passage emphasizes totality. “All the peoples” who attacked Jerusalem are targeted (v.12), and “all the animals” in the camps are included (v.15). Whether the scope is universal or focused on the specific coalition, the point is comprehensive collapse of the aggressors.
Where interpretation differs
Some readers take the plague description as a literal, physical judgment (a catastrophic disease or supernatural bodily wasting) that occurs during an end-time siege. Others read the language as visionary or poetic war imagery: the invaders’ strength “melts,” their senses fail (eyes, tongue), and their coherence dissolves, pictured as bodily decay “while standing.”
A second difference concerns v.14 (“Judah also shall fight at Jerusalem”). Some see Judah’s role as mainly defensive participation during the attackers’ implosion. Others hear more than defense: Judah actively joins the battle in and around Jerusalem as the nations collapse, with the “gathering” of wealth describing organized collection of spoils rather than scattered looting.
Why the disagreement exists
The text uses graphic physical imagery (“flesh…eyes…tongue” wasting away) alongside psychological-social effects (“tumult from Yahweh,” neighbor against neighbor). Because prophetic writing often communicates real events through intensified pictures, interpreters weigh how directly to map these images onto literal mechanisms. The brief wording about Judah’s fighting and the “gathering” of wealth also leaves room for more than one concrete scenario.
What this passage clearly contributes
Explicitly, it presents Yahweh as the decisive actor against anti-Jerusalem aggression: the plague and panic are “from Yahweh” (vv.12–13). It also portrays judgment that dismantles an invading force at multiple levels—bodies, morale, social unity, logistics—rather than a simple battlefield loss (vv.12–15). Finally, it contributes to Zechariah 14’s larger theme of reversal on that climactic “day”: the attackers unravel, Judah fights at Jerusalem, and the resources of the aggressors end up transferred as abundant spoil (v.14).