1 Chronicles 15:18, 23

and with them their relatives next in rank: Zechariah, Jaaziel, Shemiramoth, Jehiel, Unni, Eliab, Benaiah, Maaseiah, Mattithiah, Eliphelehu, Mikneiah, Obed-Edom and Jeiel, the gatekeepers.

Berekiah and Elkanah were to be doorkeepers for the ark.