Luke 4:24 (a) This refers to the locality or the neighborhood in which a person lives.
Luke 20:9 (b) The word is used to describe Heaven where CHRIST has gone to live with His Father until He returns to earth again.
Hebrews 11:14 (b) Probably this refers to the eternal state where we shall live together in happy fellowship with no debts, no death, no despair, but only the peace of GOD and His presence.