Judges 16:9

Overview - Judges 16
1	Samson at Gaza escapes, and carries away the gates of the city.
4	Delilah, corrupted by the Philistines, entices Samson.
6	Thrice she is deceived.
15	At last she overcomes him.
21	The Philistines take him, and put out his eyes.
22	His strength renewing he pulls down the house upon the Philistines, and dies.

Judges 16:9  (King James Version)
Now there were men lying in wait, abiding with her in the chamber. And she said unto him, The Philistines be upon thee, Samson. And he brake the withs, as a thread of tow is broken when it toucheth the fire. So his strength was not known.