'Month' in the Bible

In the second year of Darius the king, in the sixth month, in the first day of the month, came the word of the LORD by Haggai the prophet unto Zerubbabel the son of Shealtiel, governor of Judah, and to Joshua the son of Josedech, the high priest, saying,

In the four and twentieth day of the sixth month, in the second year of Darius the king.

In the seventh month, in the one and twentieth day of the month, came the word of the LORD by the prophet Haggai, saying,

In the four and twentieth day of the ninth month, in the second year of Darius, came the word of the LORD by Haggai the prophet, saying,

Consider now from this day and upward, from the four and twentieth day of the ninth month, even from the day that the foundation of the LORD'S temple was laid, consider it.

And again the word of the LORD came unto Haggai in the four and twentieth day of the month, saying,