KJV
Luke 12:39 And 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.

NAB
Luke 12:39 Be sure of this: if the master of the house had known the hour when the thief was coming, he would not have let his house be broken into.

NIV
Luke 12:39 But understand this: If the owner of the house had known at what hour the thief was coming, he would not have let his house be broken into.

NKJ
Luke 12:39 "But know this, that if the master of the house had known what hour the thief would come, he would have watched and not allowed his house to be broken into.

NLT
Luke 12:39 "Know this: A homeowner who knew exactly when a burglar was coming would not permit the house to be broken into.

RSV
Luke 12:39 But know this, that if the householder had known at what hour the thief was coming, he would not have left his house to be broken into.