Job 32:2-6

But Elihu son of Barakel the Buzite, of the family of Ram, became very angry with Job for justifying himself rather than God. He was also angry with the three friends, because they had found no way to refute Job, and yet had condemned him. Now Elihu had waited before speaking to Job because they were older than he. But when he saw that the three men had nothing more to say, his anger was aroused. So Elihu son of Barakel the Buzite said: “I am young in years, and you are old; that is why I was fearful, not daring to tell you what I know.