Ephesians 6:17

17and take athe helmet of salvation, and bthe sword of the Spirit, which is the word of God,

Hebrews 4:12

12For cthe word of God is living and dactive, esharper than any ftwo-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and gdiscerning the thoughts and intentions of the heart.
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