Ezra 2:59

59 And these were they which went up from Telmelach, Telcharsa, Keruv, Addan, and Immer; but they could not show their Bais Avot, and their zera, whether they were of Yisroel;

Ezra 2:59 Meaning and Commentary

Ezra 2:59

And these were they that went up from Telmelah, Telharsa,
&c.] Places in the land of Babylon, see ( Isaiah 37:12 ) ( Ezekiel 3:15 ) .

Cherub, Addan, and Immer; but they could not show their father's house,
and their seed, whether they were of Israel;
these were such that professed the Jewish religion, and went for Jews in Babylon, but could not trace their pedigree, and tell what family they were of, who their ancestors, and where they had lived in Judea; they had lost their genealogical tables, if they ever had any, and could not make it out, whether their parents were Israelites or proselyted Gentiles; or they were such who had been exposed, and taken out of the streets, and their parents unknown.

Ezra 2:59 In-Context

57 The Bnei Shephatyah, the Bnei Chattil, the Bnei Pocheret-Hatzvayim, the Bnei Ami.

58 All the Netinim, and the Bnei Avdei Sh’lomo, were three hundred ninety and two.

59 And these were they which went up from Telmelach, Telcharsa, Keruv, Addan, and Immer; but they could not show their Bais Avot, and their zera, whether they were of Yisroel;

60 The Bnei Delaiah, the Bnei Toviyah, the Bnei Nekoda, six hundred fifty and two.

61 And of the Bnei HaKohanim; the Bnei Chaviyah, the Bnei Hakotz, the Bnei Barzillai; which took a wife of the banot of Barzillai the Gileadi, and was named after their shem.