In the second month of the second year after they had arrived at the house of God in Jerusalem, Zerubbabel son of Shealtiel, Jeshua son of Jozadak, and the rest of their associates including the priests, the Levites, and all who had returned to Jerusalem from the captivity, began the work. They appointed Levites twenty years of age or older to supervise the construction of the house of the LORD.
Jewish Publication Society of America Version (JPS1917) - Ezra 3:8 >Now in the second year of their coming unto the house of God at Jerusalem, in the second month, began Zerubbabel the son of Shealtiel, and Jeshua the son of Jozadak, and the rest of their brethren the priests and the Levites, and all they that were come out of the captivity unto Jerusalem; and appointed the Levites, from twenty years old and upward, to have the oversight of the work of the house of the LORD.