'Private' in the Bible

Let's make a small private upper room and furnish it with a bed, table, chair, and lamp. When he visits us, he can stay there."

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,

And the Lord sent disease on the king and he became a leper, and to the day of his death he was living separately in his private house. And Jotham his son was over his house, judging the people of the land.