5 Bible Verses about Unreadiness

In those days before the flood they went on eating and drinking, marrying and being married, up to the very day on which Noah entered the ark, Taking not notice till the flood came and swept them one and all away; and so will it be at the Coming of the Son of Man.

But, should he be a bad servant, and say to himself 'My master is a long time in coming,' And begin to beat his fellow-servants, and eat and drink with drunkards, That servant's master will come on a day when he does not expect him, and at an hour of which he is unaware,read more.
And will flog him severely, and assign him his place among the hypocrites, where there will be weeping and grinding of teeth.

But at midnight a shout was raised--'The Bridegroom is coming! Come out to meet him!' Then all the bridesmaids awoke and trimmed their lamps. And the foolish said to the prudent 'Give us some of your oil; our lamps are going out.'read more.
But the prudent ones answered 'No, for fear that there will not be enough for you and for us. Go instead to those who sell it, and buy for yourselves.' But while they were on their way to buy it, the bridegroom came; and the bridesmaids who were ready went in with him to the banquet, and the door was shut.

Be on your guard lest your minds should ever be dulled by debauches or drunkenness or the anxieties of life, and lest 'That Day' should come suddenly upon you, like a snare. For come it will upon all who are living upon the face of the whole earth.

When people are saying 'All is quiet and safe,' it is then that, like birth-pains upon a woman with child, Ruin comes suddenly upon them, and there will be no escape!