The homeowner and thief teach constant readiness because the Son of Man comes unexpectedly.

⁴³But know this, that if the goodman of the house had known in what watch the thief would come, he would have watched, and would not have suffered his house to be broken up.

⁴⁴Therefore be ye also ready: for in such an hour as ye think not the Son of man cometh.

³⁹And this know, that if the goodman of the house had known what hour the thief would come, he would have watched, and not have suffered his house to be broken through.

⁴⁰Be ye therefore ready also: for the Son of man cometh at an hour when ye think not.