'Two edged' in the Bible

So Ehud made himself a two-edged sword, a cubit long, which he put on at his right side under his robe.

Let the high praises of God be in their mouths, and a two-edged sword in their hands;

But her end is bitter as wormwood, and sharp as a two-edged sword;

For the word of God is living and full of power, and is sharper than any two-edged sword, cutting through and making a division even of the soul and the spirit, the bones and the muscles, and quick to see the thoughts and purposes of the heart.

And he had in his right hand seven stars: and out of his mouth came a sharp two-edged sword: and his face was like the sun shining in its strength.

And to the angel of the church in Pergamos say: These things says he who has the sharp two-edged sword: