Job 32:7-9

Amplified Bible

⁷ 
“I thought age should speak,
And a multitude of years should teach wisdom.
⁸ 
“But there is [a vital force and] a spirit [of intelligence] in man,
And the breath of the Almighty gives them understanding.^(A)
9 
“Those [who are] abundant in years may not [always] be wise,
Nor may the elders [always] understand justice.