This verse lists the Levites and the singers who returned to Jerusalem with Zerubbabel and Jeshua after the Babylonian exile. It highlights the importance of the Levites and singers in the worship and service of God's people, showcasing their role in leading the community in praise and thanksgiving. The mention of these specific groups signifies the restoration of proper worship practices and the continuation of God's covenant with His people. It also reflects the meticulous record-keeping and attention to detail in Nehemiah's efforts to rebuild and restore Jerusalem.