TgPs104:7 :מן מזופיתך יערקון למיגר‏ : (the waters) flee to move away from your rebuke
See the entire entry for grr vb. to draw away, to pull, to drag

TgPs104:7 :מן קל אכלייתך יתבהלון למישפך:‏ : from the sound of Your shouting they are frightened into spilling out
See the entire entry for špk vb. to pour out, spill