Treasury of Scripture Knowledge

Summary

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 remnant 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 set forward the work of the house of the LORD.

Twenty years old

Bible References

Twenty years old

Numbers 4:3
Register all the men between the ages of thirty and fifty who are qualified to work at the tent of meeting.
1 Chronicles 23:24
These were the descendants of Levi by their families, the heads of families as they were registered under their names and counted individually, that is, the workers twenty years old or more who served in the Temple of Jehovah.