Judges 3:16

And Ehud made him a sword which had two edges, a cubit in length; and he girded it under his raiment upon his right thigh.

Judges 3:21

And Ehud put forth his left hand, and took the sword from his right thigh, and thrust it into his body:

Psalm 45:3

Gird thy sword upon thy thigh, O mighty one, Thy glory and thy majesty.

Psalm 149:6

Let the high praises of God be in their mouth, And a two-edged sword in their hand;

Song of Songs 3:8

They all handle the sword, and are expert in war: Every man hath his sword upon his thigh, Because of fear in the night.

Hebrews 4:12

For the word of God is living, and active, and sharper than any two-edged sword, and piercing even to the dividing of soul and spirit, of both joints and marrow, and quick to discern the thoughts and intents of the heart.

Revelation 1:16

And he had in his right hand seven stars: and out of his mouth proceeded a sharp two-edged sword: and his countenance was as the sun shineth in his strength.

Revelation 2:12

and to the angel of the church in Pergamum write: These things saith he that hath the sharp two-edged sword:

Treasury of Scripture Knowledge

Summary

But Ehud made him a dagger which had two edges, of a cubit length; and he did gird it under his raiment upon his right thigh.

Bible References

Two edges

Psalm 149:6
Let the high praises of God be in their mouth, And a two-edged sword in their hand;
Hebrews 4:12
For the word of God is living, and active, and sharper than any two-edged sword, and piercing even to the dividing of soul and spirit, of both joints and marrow, and quick to discern the thoughts and intents of the heart.
Revelation 1:16
And he had in his right hand seven stars: and out of his mouth proceeded a sharp two-edged sword: and his countenance was as the sun shineth in his strength.
Revelation 2:12
and to the angel of the church in Pergamum write: These things saith he that hath the sharp two-edged sword:

Upon

Judges 3:21
And Ehud put forth his left hand, and took the sword from his right thigh, and thrust it into his body:
Psalm 45:3
Gird thy sword upon thy thigh, O mighty one, Thy glory and thy majesty.
Song of Songs 3:8
They all handle the sword, and are expert in war: Every man hath his sword upon his thigh, Because of fear in the night.

American Standard Version Public Domain