Akkub in Smiths Bible Dictionary

(insidious). 1. A descendant of Zerubbabel and son of Elioenai. 1Ch 3:24 2. One of the porters or doorkeepers at the east gate of the temple. (B.C. 636-440.) 3. One of the Nethinim, whole family returned with Zerubbabel. Ezr 2:45 (B.C. 536.) 4. A Levite who assisted Ezra in expounding the law to the people. Ne 8:7

Link: https://bible-history.com/smiths/A/Akkub/