Shared ground
These verses present a fast-moving handoff of a message: one angel leaves the prophet, another angel meets him, and an urgent instruction is given to deliver a specific report (v. 3–4). The report redefines Jerusalem’s future. It will not be a tightly bounded, fortified city; it will be inhabited “like villages without walls,” because so many people and animals will live there (v. 4).
The center of the passage is Yahweh’s direct promise in the first person: he will function as the city’s protection (“a wall of fire all around”) and as its inner honor and presence (“the glory in the midst of her”) (v. 5). The text’s explicit claims connect expansion (many inhabitants) with a different kind of security (Yahweh’s protection rather than stone walls).
Where interpretation differs
Who is “this young man”? Some take the phrase to mean Zechariah himself, being told to pass the message on. Others think it refers to the man from the previous scene who was measuring Jerusalem, meaning the message interrupts and reframes his measuring project.
What is stressed by “villages without walls”? Many read it mainly as a picture of overflow growth—Jerusalem spreading beyond old limits. Others hear a second note: unwalled settlement would normally sound exposed, so the line may also underline vulnerability that makes Yahweh’s promised protection necessary.
How should “wall of fire” be understood? Some treat it as purely metaphorical language for divine protection. Others think the vision expects a real, visible manifestation within the visionary world (even if not a permanent physical structure in ordinary history).
Why the disagreement exists
The passage names “this young man” without identifying him, and the immediate context includes both the prophet and a “man” engaged in measuring. Also, “without walls” can carry two natural associations in an ancient setting: freedom to expand and lack of normal defenses. Finally, “wall of fire” is vivid image language, and visions often blur the line between picture and promise.
What this passage clearly contributes
Zechariah 2:3–5 contributes a clear claim that Jerusalem’s future is not defined by restricted boundaries or standard fortifications. The city is pictured as overflowing with life (“people and cattle”), and Yahweh personally takes over the two roles walls and center would normally play: protection around and glory within. Theological inferences may vary, but the text itself links restored abundance with divine presence and protection as the decisive explanation. See also Zechariah 2:5.