17 Speeches found in Job 4-37

Round 1 (4-14)
Eliphaz (Job 4, 5) Job’s reply (Job 6, 7)
Bildad (Job 8) Job’s reply (Job 9, 10)
Zophar (Job 11) Job’s reply (Job 12-14)
Round 2 (15-21)

Eliphaz (Job 15) Job’s reply (Job 16, 17)
Bildad (Job 18) Job’s reply (Job 19)
Zophar (Job 20) Job’s reply (Job 21)

Round 3 (22-37)
Eliphaz (Job 22) Job’s reply (Job 23, 24)
Bildad (Job 25) Job’s reply (Job 26-31)
(Zophar does not make a speech)

Young Elihu's speech (32-37)