Luke 12:40
“Be ye therefore ready also: for the Son of man cometh at an hour when ye think not.”
And if he shall come in the second watch, or come in the third watch, and find them so, blessed are those servants.
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.
Be ye therefore ready also: for the Son of man cometh at an hour when ye think not.
Then Peter said unto him, Lord, speakest thou this parable unto us, or even to all?
And the Lord said, Who then is that faithful and wise steward, whom his lord shall make ruler over his household, to give them their portion of meat in due season?
Why This Verse Was Tagged
This verse was identified through meaning similarity — its content is mathematically close to known verses in this theme, even without sharing the same vocabulary.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“Therefore let us not sleep, as do others; but let us watch and be sober.”
“Watch therefore, for ye know neither the day nor the hour wherein the Son of man cometh.”
“And that, knowing the time, that now it is high time to awake out of sleep: for now is our salvation nearer than when we believed.”
“And take heed to yourselves, lest at any time your hearts be overcharged with surfeiting, and drunkenness, and cares of this life, and so that day come upon you unawares.”
“Therefore be ye also ready: for in such an hour as ye think not the Son of man cometh.”