'Edge' in the Bible

When the priests who carried the ark entered the Jordan River, as their feet touched the water's edge (The Jordan River overflows all of its banks daily during the harvest season.),

Sihon king of the Amorites lived in Heshbon and ruled from Aroer, which is located on the edge of the Arnon River from the middle of the valley, including half of Gilead as far as Wadi Jabbok, the border of the Ammonites,

Their allocation was from the border of Aroer on the edge of the Arnon valley (including the city that is located in the valley, as well as the entire plain next to Medeba),

The border proceeded north to the edge of Ekron, then curved to Shikkeron and on to Mount Baalah, proceeding then to Jabneel, where the boundary ended at the sea.

from Ekron to the Mediterranean Sea, including everything by the edge of Ashdod, along with their villages,

The southern boundary began at the edge of Kiriath-jearim, proceeding from there to Ephron and then to the spring at the Nephtoah Waters.