(NASB) Nehemiah 7:61 These were they who came up from Tel-melah, Tel-harsha, Cherub, Addon and Immer; but they could not show their fathers’ houses or their descendants, whether they were of Israel:
(NASB) Nehemiah 7:63 Of the priests: the sons of Hobaiah, the sons of Hakkoz, the sons of Barzillai, who took a wife of the daughters of Barzillai, the Gileadite, and was named after them.
(NASB) Nehemiah 7:64 These searched among their ancestral registration, but it could not be located; therefore they were considered unclean and excluded from the priesthood.