Strong’s Greek
G2685 — kataskopos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
κατάσκοπος
kataskopos — pronounced kat-as'-kop-os
from 2596 (intensive) and 4649 (in the sense of a watcher); a reconnoiterer:--spy. see GREEK for 2596 see GREEK for 4649
1 occurrence in the KJV.
Hebrews 11:31
By faith the harlot Rahab perished not with them that believed not, when she had received the spies with peace.