Cross reference
Luke 11:21
21 `When the strong man armed may keep his hall, in peace are his goods;
Mark 3:27
27 `No one is able the vessels of the strong man -- having entered into his house -- to spoil, if first he may not bind the strong man, and then his house he will spoil.
Matthew 12:29
29 `Or how is one able to go into the house of the strong man, and to plunder his goods, if first he may not bind the strong man? and then his house he will plunder.