'Month' in the Bible

The words of Nehemiah son of Hacaliah:Now it happened in the month of Chislev, in the twentieth year [of the Persian king], as I was in the capitol of Susa,

In the month of Nisan, in the twentieth year of King Artaxerxes, when wine was placed before him, I took the wine and gave it to the king. Now I had not [previously] been sad in his presence.

So the wall was finished on the twenty-fifth [day] of [the month] Elul, in fifty-two days.

So the priests, the Levites, the gatekeepers, the singers, some of the people, the temple servants, along with all Israel, lived in their cities.And when the seventh month came, the sons (descendants) of Israel (Jacob) were in their cities.

So Ezra the priest brought the Law before the assembly of men, women and all who could listen with understanding, on the first day of the seventh month.

They found written in the Law how the Lord had commanded through Moses that the Israelites should live in booths (huts) during the feast of the seventh month.

Now on the twenty-fourth day of this month the Israelites assembled with fasting and in sackcloth and with dirt on their heads.