Ecclesiastes 10:10
ESV
If the iron is blunt, and one does not sharpen the edge, he must use more strength, but wisdom helps one to succeed.
NIV
If the ax is dull and its edge unsharpened, more strength is needed, but skill will bring success.
NASB
If the axe is dull and he does not sharpen its edge, then he must exert more strength. Wisdom has the advantage of bringing success.
CSB
If the ax is dull, and one does not sharpen its edge, then one must exert more strength; however, the advantage of wisdom is that it brings success.
NLT
Using a dull ax requires great strength, so sharpen the blade. That’s the value of wisdom; it helps you succeed.
KJV
If the iron be blunt, and he do not whet the edge, then must he put to more strength: but wisdom is profitable to direct.
NKJV
If the ax is dull, And one does not sharpen the edge, Then he must use more strength; But wisdom brings success.