11 Bible Verses about Sharpening

If the axe is dull and he does not sharpen its edge, then he must exert more strength; but wisdom [to sharpen the axe] helps him succeed [with less effort].

So all [the men of] Israel went down to the Philistines, each to get his plowshare, pick, axe, or sickle sharpened.

As iron sharpens iron,
So one man sharpens [and influences] another [through discussion].

If I sharpen the lightning of My sword,
And My hand takes hold of judgment,
I will render vengeance on My adversaries,
And I will repay those who hate Me.

If a man does not repent, God will sharpen His sword;
He has strung and bent His [mighty] bow and made it ready.

“Son of man, prophesy and say, ‘Thus says the Lord.’ Say,

‘A sword, a sword [from Babylon] is sharpened
And also polished!

‘It is sharpened to make a slaughter,
Polished to flash and glimmer like lightning!’

Shall we then rejoice [when such a disaster approaches]? But it rejects and views with contempt the scepter of My son [Judah].

Sharpen the arrows, take up the shields [and cover yourselves]!
The Lord has stirred up the spirit of the kings of the Medes,
Because His purpose concerning Babylon is to destroy it;
For that is the vengeance of the Lord, vengeance [on Babylon] for [plundering and destroying] His temple.

The sword [of Babylon] is ready to be polished so that it may be handled and put to use; the sword is sharpened and polished to be put in the hand of the slayer (Nebuchadnezzar).

‘It is sharpened to make a slaughter,
Polished to flash and glimmer like lightning!’

Shall we then rejoice [when such a disaster approaches]? But it rejects and views with contempt the scepter of My son [Judah].

Who have sharpened their tongues like a sword.
They aim venomous words as arrows,

They sharpen their tongues like a serpent’s;
Poison of a viper is under their lips. Selah.