'Upper Room' in the Bible

And when they were come in, they went up into an upper room, where abode both Peter, and James, and John, and Andrew, Philip, and Thomas, Bartholomew, and Matthew, James the son of Alphaeus, and Simon Zelotes, and Judas the brother of James.

And it came to pass in those days that she grew sick and died; and, having washed her, they put her in the upper room.

So Peter got up [at once] and went with them. When he arrived, they brought him into the upstairs room; and all the widows stood beside him, weeping and showing [him] all the tunics and robes that Dorcas used to make while she was with them.

And there were many lights in the upper room where we were assembled.