Smith's Dictionary
(whom Jehovah afflicts), one of the sons of Bebai, who put away his foreign wife at the exhortation of Ezra. (Ezra 10:28)
International Standard Bible Encyclopedia
ath'-la-i `athlay, ("afflicted?"): A Jew, the son of Bebai, who was influenced by Ezra to put away his wife (Ezr 10:28).