Strong’s Greek
G112 — atheos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἄθεος
atheos — pronounced ath'-eh-os
from 1 (as a negative particle) and 2316; godless:--without God. see GREEK for 1 see GREEK for 2316
1 occurrence in the KJV.
Ephesians 2:12
That at that time ye were without Christ, being aliens from the commonwealth of Israel, and strangers from the covenants of promise, having no hope, and without God in the world: