Proverbs 5:4
"But her end is bitter as wormwood, sharp as a two-edged sword."
Cross References (ranked by relevance)
And I find more bitter than death the woman, whose heart is snares and nets, and her hands as bands: whoso pleaseth God shall escape from her; but the sinner shall be taken by her.
My soul is among lions: and I lie even among them that are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.
The words of his mouth were smoother than butter, but war was in his heart: his words were softer than oil, yet were they drawn swords.
For the word of God is quick, and powerful, and sharper than any twoedged sword, piercing even to the dividing asunder of soul and spirit, and of the joints and marrow, and is a discerner of the thoughts and intents of the heart.
But he knoweth not that the dead are there; and that her guests are in the depths of hell.