בַּחֲמִשָּׁ֖ה לַחֹ֑דֶשׁ הִ֚יא הַשָּׁנָ֣ה הַחֲמִישִׁ֔ית לְגָל֖וּת הַמֶּ֥לֶךְ יוֹיָכִֽין׃
In the fifth day of the month, which was the fifth year of king Jehoiachin’s captivity,
Read Jewish philosophical commentary on Ezekiel 1:2: and classical philosophical sources.