New Defender's Study Bible Notes
1:3 broken down. The wall of Jerusalem had apparently been at least partially built by Zerubbabel (Ezra 4:12; 5:3,8). Many years had passed, however, and the returning exiles had encountered continuing serious opposition from the people of the land, so their wall had fallen into decay by Nehemiah’s time. Therefore, Nehemiah sought and obtained approval to rebuild and finish the wall (Nehemiah 2:8).