Revelation-1:16

Ephesians 6:17 NIV
Take the helmet of salvation and the sword of the Spirit, which is the word of God.

Hebrews 4:12 NIV
For the word of God is alive and active. Sharper than any double-edged sword, it penetrates even to dividing soul and spirit, joints and marrow; it judges the thoughts and attitudes of the heart.

Revelation 19:15 NIV
Coming out of his mouth is a sharp sword with which to strike down the nations. “He will rule them with an iron scepter.” He treads the winepress of the fury of the wrath of God Almighty.

Revelation 2:12 NIV
“To the angel of the church in Pergamum write: These are the words of him who has the sharp, double-edged sword.

Revelation 2:16 NIV
Repent therefore! Otherwise, I will soon come to you and will fight against them with the sword of my mouth.