21 Surely you know, for you were already born! You have lived so many years!

Read Job 38:21 Using Other Translations

Knowest thou it, because thou wast then born? or because the number of thy days is great?
You know, for you were born then, and the number of your days is great!
But of course you know all this! For you were born before it was all created, and you are so very experienced!