What is the meaning of Luke 12:39?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

But understand this: If the homeowner had known at what hour the thief was coming, he would not have let his house be broken into.

Berean Standard Bible (BSB)

But know this, that if the master of the house had known in what hour the thief was coming, he would have watched, and not allowed his house to be broken into.

World English Bible (WEB)

And{G1161} this{G5124} know{G1097}{(G5720)}, that{G3754} if{G1487} the goodman of the house{G3617} had known{G1492}{(G5715)} what{G4169} hour{G5610} the thief{G2812} would come{G2064}{(G5736)},{G302} he would have watched{G1127}{(G5656)}, and{G2532}{G302} not{G3756} have suffered{G863}{(G5656)} his{G846} house{G3624} to be broken through{G1358}{(G5650)}.

Strong's King James

(39) But know this, that if the master of the house knew at what hour the thief was coming, he would never have allowed his house to be dug through.

The F.O.G*

[39] "Think about this: If a homeowner knew exactly when a burglar was coming, he would stay alert and prevent the break-in."

The F.O.G Paraphrase

‘And this know, that if the master of the house had known what hour the thief doth come, he would have watched, and would not have suffered his house to be broken through;

Young's Literal Translation