Jeremiah
Jeremiah 49:5ESV·traditional attribution

Behold, I will bring terror upon you, declares the Lord GOD of hosts, from all who are around you, and you shall be driven out, every man straight before him, with none to gather the fugitives.

John Calvin Reformed @genevareformer

Jeremiah at length concludes his prophecy, by saying, that God would dissipate that foolish confidence through which the Ammonites were filled with pride, because he would bring a terror on them. He sets up terror in opposition to that security in which the Ammonites lay torpid; for they were inebriated, as it were, with their pleasures.

Matthew Henry Presbyterian @wholebiblehenry

The Ammonites were next, both in kindred and neighbourhood, to the Moabites, and therefore are next set to the bar. Their country joined to that of the two tribes and a half, on the other side Jordan, and was but a bad neighbour; however, being a neighbour, they shall have a share in these circular predictions. 1.

Commenting on Jeremiah 49:1-6

John Gill Reformed Baptist @doctorgill

Behold, I will bring a fear upon thee, saith the Lord God of hosts,.... The terrible army of the Chaldeans, which should strike them with a panic; who thought themselves so secure in their fortresses, trusting in their riches: from all those that be about thee; meaning either from the Chaldeans, and the neighbouring nations, that should join and surround the Ammonites on all sides...