Keros
KEROS (kē'rŏs). One of the temple servants (kjv Nethinim), some of whose descendants returned with Zerubbabel (Ezra.2.44; Neh.7.47).
KEROS kĭr’ ŏs (קֵירֹ֥ס). Head of a family of Nethinim who returned from exile with Zerubbabel (Ezra 2:44; Neh 7:47; 1 Esd 5:29; KJV CERAS, ASV KERAS).
International Standard Bible Encyclopedia (1915)
(qeroc, "fortress"(?)): One of the Nethinim (Ezr 2:44; Ne 7:47), an order appointed to the liturgical offices of the temple.
See Nethinim.