'Upstairs' in the Bible

When they arrived, they went to the room upstairs where they were staying:Peter, John,James, Andrew,Philip, Thomas,Bartholomew, Matthew,James the son of Alphaeus,Simon the Zealot,and Judas the son of James.

In those days she became sick and died. After washing her, they placed her in a room upstairs.

So Peter got up and went with them. When he arrived, they led him to the room upstairs. And all the widows approached him, weeping and showing him the robes and clothes that Dorcas had made while she was with them.

There were many lamps in the room upstairs where we were assembled,

After going upstairs, breaking the bread, and eating, Paul conversed a considerable time until dawn. Then he left.