Parallel
Zechariah 7:1
Brenton's English Septuagint · Berean Standard Bible
And it came to pass in the fourth year of Darius the king, [that] the word of the Lord came to Zacharias on the fourth [day] of the ninth month, which is Chaseleu.
In the fourth year of King Darius, the word of the LORD came to Zechariah on the fourth day of the ninth month, the month of Chislev (note: Chislev is the ninth month of the Hebrew lunar calendar, usually occurring within the months of November and December.).