'Slopes' in the Bible

Thus Joshua struck all the land, the hill country and the Negev and the lowland and the slopes and all their kings. He left no survivor, but he utterly destroyed all who breathed, just as the Lord, the God of Israel, had commanded.

and the Arabah as far as the Sea of Chinneroth toward the east, and as far as the sea of the Arabah, even the Salt Sea, eastward toward Beth-jeshimoth, and on the south, at the foot of the slopes of Pisgah;

in the hill country, in the lowland, in the Arabah, on the slopes, and in the wilderness, and in the Negev; the Hittite, the Amorite and the Canaanite, the Perizzite, the Hivite and the Jebusite:

and Beth-peor and the slopes of Pisgah and Beth-jeshimoth,