32. Jonah. Prophet, Resistance and repentance.
33. Micah. Sin. Judgement.
34. Nahum. Prophesy. Wickedness. Justice.
35. Habakkuk. God in control. Trust in God. Idol worship.
36. Zephaniah. Warning and Judgement.
37. Haggai. Trust in God. Repent. Obedience.
38. Zechariah. Warning to Israel. Hope. Encouragement and endurance.
39. Malachi. Prophetic. Attitude towards God.
That completes the easy reference of 39 books of the Old Testament.