Judges 3:16

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

Judges 3:21

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

Psalm 45:3

Gird your sword upon your thigh, O most mighty, with your glory and your 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 hold swords, being expert in war: every man has his sword upon his thigh because of fear in the night.

Hebrews 4:12

For the word of God is living, and powerful, and sharper than any two-edged 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.

Revelation 1:16

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

Revelation 2:12

And to the angel of the church in Pergamum write; These things says he who has the sharp sword with two edges;

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 powerful, and sharper than any two-edged 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.
Revelation 1:16
And he had in his right hand seven stars: and out of his mouth went a sharp two edged sword: and his countenance was as the sun shines in its strength.
Revelation 2:12
And to the angel of the church in Pergamum write; These things says he who has the sharp sword with two edges;

Upon

Judges 3:21
And Ehud put forth his left hand, and took the dagger from his right thigh, and thrust it into his belly:
Psalm 45:3
Gird your sword upon your thigh, O most mighty, with your glory and your majesty.
Song of Songs 3:8
They all hold swords, being expert in war: every man has his sword upon his thigh because of fear in the night.