en_tn/jer/47/03.md

At the sound of the stamping of their strong horses' hooves, at the roar of their chariots and the noise of their wheels

Together these represent the sounds of an oncoming army. (See: rc://en/ta/man/translate/figs-parallelism)

at the roar of their chariots and the noise of their wheels

These two phrase have similar meanings and they are combined to emphasize the loud noise they will make. Alternate translation: "at the very loud sound of the wheels of the chariots" (See: rc://en/ta/man/translate/figs-doublet)