5 Bible Verses about Unreadiness

At that time, before the Deluge, men were busy eating and drinking, taking wives or giving them, up to the very day when Noah entered the Ark, nor did they realise any danger till the Deluge came and swept them all away; so will it be at the Coming of the Son of Man.

But if the man, being a bad servant, should say in his heart, 'My master is a long time in coming,' and should begin to beat his fellow servants, while he eats and drinks with drunkards; the master of that servant will arrive on a day when he is not expecting him and at an hour of which he has not been informed;read more.
he will treat him with the utmost severity and assign him a place among the hypocrites: there will be the weeping and the gnashing of teeth.

But at midnight there is a loud cry, "'The bridegroom! Go out and meet him!' "Then all those bridesmaids roused themselves and trimmed their torches. "'Give us some of your oil,' said the foolish ones to the wise, 'for our torches are going out.'read more.
"'But perhaps,' replied the wise, 'there will not be enough for all of us. Go to the shops rather, and buy some for yourselves.' "So they went to buy. But meanwhile the bridegroom came; those bridesmaids who were ready went in with him to the wedding banquet; and the door was shut.

"But take heed to yourselves, lest your souls be weighed down with self-indulgence and drunkenness or the anxieties of this life, and that day come upon you, suddenly, like a falling trap; for it will come on all dwellers on the face of the whole earth.

While they are saying "Peace and safety!" then in a moment destruction falls upon them, like birth-pains on a woman who is with child; and escape there is none.