'Year' in the Bible

In the second year of King Darius, in the sixth month, on [the] first day, the word of Yahweh came {through} Haggai the prophet to Zerubbabel the son of Shealtiel, governor of Judah, and to Joshua the son of Jehozadak, the high priest, saying,

on the twenty-fourth day of the sixth month in the second year of King Darius.

On [the] twenty-fourth [day] of the ninth [month], in the second year of Darius, the word of Yahweh came to the prophet Haggai, saying,