P Ju11:18 :ܡܛܘܠ ܕܐܪܢܘܢ ܬܚܘܡܐ ܗܘܐ ܕܡܘܐܒ‏ : because the Arnon is the border of Moab
See the entire entry for ˀrnwn n.m. Arnon River