Matthew 24:44

Therefore be you also ready, for in such an hour as you think not the Son of man comes.

Luke 21:34

Take heed to yourselves, that your hearts be not oppressed with revelling and drunkenness, and worldly cares, and that day come upon you suddenly;

1 Thessalonians 5:3

When they say, Peace and safety, then sudden destruction comes, like pain upon a woman with child, and they shall not escape.

Treasury of Scripture Knowledge

Summary

And there came against Gibeah ten thousand chosen men out of all Israel, and the battle was sore: but they knew not that evil was near them.

General references

Bible References

Knew not

Matthew 24:44
Therefore be you also ready, for in such an hour as you think not the Son of man comes.
Luke 21:34
Take heed to yourselves, that your hearts be not oppressed with revelling and drunkenness, and worldly cares, and that day come upon you suddenly;
1 Thessalonians 5:3
When they say, Peace and safety, then sudden destruction comes, like pain upon a woman with child, and they shall not escape.

General references

Matthew 24:39
and knew not till the flood came and took them all away, so shall the coming of the Son of man be.