Jeremiah 39:2
And in the eleventh year of Zedekiah, in the fourth month, the ninth day of the month, the city was broken up.
Nave's Topical Index—AKJV

Jeremiah 52:6,7
And in the fourth month, in the ninth day of the month, the famine was sore in the city, so that there was no bread for the people of the land.
Nave's Topical Index—AKJV