Cross reference
Job 12:12
12 Old men have wisdom, and a long life gives knowledge.
Job 32:7
7 I said to myself, It is right for the old to say what is in their minds, and for those who are far on in years to give out wisdom.
Job 15:10
10 With us are men who are grey-haired and full of years, much older than your father.
Job 8:8
8 Put the question now to the past generations, and give attention to what has been searched out by their fathers: