'Chamber' in the Bible

One day, Elisha came by to visit and stopped in to rest in the upper chamber.

Then he went downstairs, walked around back and forth inside the house once, went back up to his upper chamber, and stretched himself over the child again. The young man sneezed seven times and then opened his eyes.

As soon as you get there, go find Jehoshaphat's son Jehu, the grandson of Nimshi. When you do, go in, tell him to get up and go apart with you away from his brothers. Lead him into a private chamber,

The king demolished the rooftop altars on top of Ahaz's upper chamber that the kings of Judah had erected, as well as the altars that Manasseh had made in the two courts of the LORD's Temple. He pulverized them where they stood and cast their dust into the Kidron Brook.