Revelation 2:12

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

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 1:11

saying, What thou seest, write in a book and send it to the seven churches: unto Ephesus, and unto Smyrna, and unto Pergamum, and unto Thyatira, and unto Sardis, and unto Philadelphia, and unto Laodicea.

Revelation 2:16

Repent therefore; or else I come to thee quickly, and I will make war against them with the sword of my mouth.

Isaiah 11:4

but with righteousness shall he judge the poor, and decide with equity for the meek of the earth; and he shall smite the earth with the rod of his mouth; and with the breath of his lips shall he slay the wicked.

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 2:1

To the angel of the church in Ephesus write: These things saith he that holdeth the seven stars in his right hand, he that walketh in the midst of the seven golden candlesticks:

Revelation 19:15

And out of his mouth proceedeth a sharp sword, that with it he should smite the nations: and he shall rule them with a rod of iron: and he treadeth the winepress of the fierceness of the wrath of God, the Almighty.

Revelation 19:21

and the rest were killed with the sword of him that sat upon the horse, even the sword which came forth out of his mouth: and all the birds were filled with their flesh.

Treasury of Scripture Knowledge

Summary

And to the angel of the church in Pergamos write; These things saith he which hath the sharp sword with two edges;

Bible References

The angel

Revelation 2:1
To the angel of the church in Ephesus write: These things saith he that holdeth the seven stars in his right hand, he that walketh in the midst of the seven golden candlesticks:
Revelation 1:11
saying, What thou seest, write in a book and send it to the seven churches: unto Ephesus, and unto Smyrna, and unto Pergamum, and unto Thyatira, and unto Sardis, and unto Philadelphia, and unto Laodicea.

Which hath

Revelation 2:16
Repent therefore; or else I come to thee quickly, and I will make war against them with the sword of my mouth.
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 19:15
And out of his mouth proceedeth a sharp sword, that with it he should smite the nations: and he shall rule them with a rod of iron: and he treadeth the winepress of the fierceness of the wrath of God, the Almighty.
Isaiah 11:4
but with righteousness shall he judge the poor, and decide with equity for the meek of the earth; and he shall smite the earth with the rod of his mouth; and with the breath of his lips shall he slay the wicked.
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.

American Standard Version Public Domain