Let not the swift flee away— The words imply that it was God's command that none of the Egyptian army should escape. The river Euphrates was northward of Judaea: so Babylon is described as lying northward, being situate upon that river. See Joseph. Antiq. lib. 10: cap. 7.
Related Commentaries of Jeremiah 46:6
Jeremiah 46:6
6 Let not the swift flee away, nor the mighty man escape; they shall stumble, and fall toward the north by the river Euphrates.