'Seventh' in the Bible

Now the priests, the Levites, the gatekeepers, the singers, some of the people, the temple servants and all Israel, lived in their cities.And when the seventh month came, the sons of Israel were in their cities.

Then 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 sons of Israel should live in booths during the feast of the seventh month.

As for the peoples of the land who bring wares or any grain on the sabbath day to sell, we will not buy from them on the sabbath or a holy day; and we will forego the crops the seventh year and the exaction of every debt.