firstly the passage of the jordan river , was successfully captured Conquering between 21 and 23 march , followed by the first occupation of es salt in the hills of moab between 24 and 25 march .

the capture of jericho was also a necessary precursor , along with the action of tell Telling unk , and advances Cause_to_make_progress by allenby 's force across the jordan river and into the hills of moab towards es salt and amman .