The Levites. — Here is an evident interpolation. The writer says that the records of the heads of courses was continued down to Jaddua and Darius Codomannus.
Related Commentaries of Nehemiah 12:22
Nehemiah 12:22-23
22 The Levites in the days of Eliashib, Joiada, and Johanan, and Jaddua, were recorded chief of the fathers: also the priests, to the reign of Darius the Persian.
23 The sons of Levi, the chief of the fathers, were written in the book of the chronicles, even until the days of Johanan the son of Eliashib.