On the fifth day of the month--it was the fifth year of the exile of King Jehoiachin--

2 Kings 24:12
Jehoiachin king of Judah, his mother, his servants, his commanders, and his officials all surrendered to the king of Babylon. So in the eighth year of his reign, the king of Babylon took him captive.

Ezekiel 8:1
In the sixth year, on the fifth day of the sixth month, I was sitting in my house, and the elders of Judah were sitting before me; and there the hand of the Lord GOD fell upon me.

Ezekiel 17:12
"Now say to this rebellious house: 'Do you not know what these things mean?' Tell them, 'Behold, the king of Babylon came to Jerusalem, carried off its king and officials, and brought them back with him to Babylon.

Ezekiel 20:1
In the seventh year, on the tenth day of the fifth month, some of the elders of Israel came to inquire of the LORD, and they sat down before me.

In the fifth day of the month, which was the fifth year of king Jehoiachin's captivity,