1 Thessalonians 5:3

While men are saying "Peace and safety," then, like birth-pangs upon a woman with child, destruction will come upon them suddenly. In no wise will they escape.

Treasury of Scripture Knowledge

Summary

Moreover the multitude of thy strangers shall be like small dust, and the multitude of the terrible ones shall be as chaff that passeth away: yea, it shall be at an instant suddenly.

Bible References

At an

1 Thessalonians 5:3
While men are saying "Peace and safety," then, like birth-pangs upon a woman with child, destruction will come upon them suddenly. In no wise will they escape.