3 occurrences in 3 dictionaries

Reference: Bavai

Fausets

Morish

Bav'ai

One who helped to build the wall of Jerusalem. Ne 3:18.

Smith

Bav'a-i

son of Henadad, ruler of the district of Keilah in the time of Nehemiah.

Ne 3:18

(B.C. 446.)