Webster(i)
3 Also against his three friends was his wrath kindled, because they had found no answer, and yet had condemned Job.
4 Now Elihu had waited till Job had spoken because they were older than he.
5 When Elihu saw that there was no answer in the mouth of these three men, then his wrath was kindled.
6 And Elihu the son of Barachel the Buzite answered and said, I am young, and ye are very old; wherefore I was afraid, and durst not show you my opinion.