'Hill' in the Bible

Now their settlement extended from Mesha as you go toward Sephar, the hill country of the east.

Now the valley of Siddim was full of tar pits; and the kings of Sodom and Gomorrah fled, and they fell into them. But those who survived fled to the hill country.

So he fled with all that he had; and he arose and crossed the Euphrates River, and set his face toward the hill country of Gilead.

then he took his kinsmen with him and pursued him a distance of seven days’ journey, and he overtook him in the hill country of Gilead.

Laban caught up with Jacob. Now Jacob had pitched his tent in the hill country, and Laban with his kinsmen camped in the hill country of Gilead.

So Esau lived in the hill country of Seir; Esau is Edom.

These then are the records of the generations of Esau the father of the Edomites in the hill country of Seir.