These verses sit inside a larger stretch where Jeremiah presses Judah to change course and warns what will follow if they do not. Immediately before, the prophet speaks about turning back and removing what misleads them (4:1–4), then the tone shifts into urgent public warning. The passage functions like a rapid sequence of shouted instructions: announce it everywhere, blow the trumpet, gather, retreat to defensible places, raise a signal, and run. After this, the chapter continues expanding the scene of invasion and the anguish it causes, describing the land and cities collapsing into chaos and emptiness.