Who was Shabbethai?

Sabbath-born, a Levite who assisted in expounding the law and investigating into the illegal marriages of the Jews (Ezra 10:15; Neh. 8:7; 11:16).

Shabbethai first appears in Ezra 10:15. In this repository’s biblical text, this figure is associated with 3 verse mentions across 2 books, most notably Nehemiah, Ezra.