Ezra 10:9

10:9 All the men of Judah and Benjamin were gathered in Jerusalem within the three days. (It was in the ninth month, on the twentieth day of that month.) All the people sat in the square at the temple of God, trembling because of this matter and because of the rains.

Zakharia 7:1

The Hypocrisy of False Fasting

7:1 In King Darius’ fourth year, on the fourth day of Kislev, the ninth month, ¹  the word of the Lord came to Zechariah.

[7:1]  ¹ sn The fourth day of Kislev, the ninth month would be December 7, 518 b.c., 22 months after the previous eight visions.