From there they set out and encamped beyond Arnon, which [is] in the desert that goes out from the boundary of the Amorites, because Arnon [is] the boundary of Moab, between Moab and the Amorites.

and Moab was very terrified in the presence of the people because {they} [were] numerous; and Moab dreaded the presence of the {Israelites}.

And Moab said to the elders of Midian, "Now the crowd will lick up all around us, like a bull devours the grass of the field." And Balak son of Zippor [was] king of Moab at that time.