This verse lists the descendants of Merari, who was one of the sons of Levi. It highlights the genealogy of the Levites, who were set apart for the service of the tabernacle and later the temple. By tracing their lineage, the verse emphasizes the importance of their role in worship and the preservation of God's covenant with His people. This genealogy serves as a reminder of the faithfulness of God in maintaining the priesthood and the Levitical responsibilities throughout generations.