'Upper' in the Bible
The weight of the nails was fifty shekels of gold. He also overlaid the upper rooms with gold.
He also built upper Beth-horon and lower Beth-horon, fortified cities with walls, gates and bars;
He took the captains of hundreds, the nobles, the rulers of the people and all the people of the land, and brought the king down from the house of the Lord, and came through the upper gate to the king’s house. And they placed the king upon the royal throne.
He built the upper gate of the house of the Lord, and he built extensively the wall of Ophel.
It was Hezekiah who stopped the upper outlet of the waters of Gihon and directed them to the west side of the city of David. And Hezekiah prospered in all that he did.
So Hezekiah slept with his fathers, and they buried him in the upper section of the tombs of the sons of David; and all Judah and the inhabitants of Jerusalem honored him at his death. And his son Manasseh became king in his place.