Ezra 2:62

62 The priests looked for their family records. But they couldn't find them. So they weren't able to serve as priests. They weren't "clean."

Ezra 2:62 Meaning and Commentary

Ezra 2:62

These sought their register among those that were reckoned by
genealogy
To find their names written and registered there; for the Jews kept public registers of their priests, their descent, marriages, and offspring, that it might be known who were fit, and who not, to officiate as such:

but they were not found;
their names were not there, nor any account taken of them:

therefore were they, as polluted, put from the priesthood;
were not suffered to attend at the altar, and offer sacrifice, and enjoy the privileges belonging to that office.

Ezra 2:62 In-Context

60 There were 652 of them from the family lines of

61 Here is a list of the members of the family lines of the priests.

62 The priests looked for their family records. But they couldn't find them. So they weren't able to serve as priests. They weren't "clean."

63 The governor gave them an order. He told them not to eat any of the most sacred food. They had to wait until there was a priest who could use the Urim and Thummim to find out what the LORD wanted them to do.

64 The total number of the entire group that returned was 42,360.