The Roman soldier’s gladius was a double-edged sword used for stabbing and slashing. It was highly effective in its day. The metaphor describing God’s word as a double-edged sword is made several times in Scripture. Some references are explicit, others implied, but all together they show something about God’s word that’s poignant.
how Scriptureanswers "How is the word of God a double-edged sword?"
God’s word is just like a double-edged sword1,2,3,13 in that it convicts the believer while at the same time condemning the unbeliever2,5,6,7,10,11,12. It penetrates the soul4,8,11 and is the only means by which God’s will is known6. The word of God, or “sword of the Spirit”1, subsequently becomes the Christian’s sole offensive, proactive weapon for confronting sin and evil1,4.
the answer above is built on and footnoted with the following scripture-blocks
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