Jeremiah 36:22

36:22 Since it was the ninth month of the year, the king was sitting in his winter quarters. A fire was burning in the firepot in front of him.

Jeremiah 39:2

39:2 It lasted until the ninth day of the fourth month of Zedekiah’s eleventh year. On that day they broke through the city walls.

Jeremiah 52:6

52:6 By the ninth day of the fourth month the famine in the city was so severe the residents had no food.