4 occurrences in 4 dictionaries
Reference: Vaniah
Fausets
One of the sons of Bani. Put away his foreign wife (Ezr 10:36).
Hastings
One of the sons of Bani, who had married a foreign wife (Ezr 10:36) = 1Es 9:34 Anos.
Morish
Vani'ah
One who had married a strange wife. Ezr 10:36.