What the Bible says about Mansions
(From Forerunner Commentary)

John 14:1-2 It is the night before the crucifixion. Jesus knows what is going to happen, so He prepares His disciples by telling them that He is leaving to travel, as it were, somewhere else. When He gets there, He will prepare a place for them. John W. Ritenbaugh The Covenants, Grace, and Law (Part Two) Related Topics: Authority, Positions of | Jesus Christ's Preparation for Disciples | Jesus Christ's Return | Mansions | Positions of Authority | Preparation for Rulership | Prepare a Place for You | Return of Jesus Christ | Reward of the Saved | Reward, Promises of