Strong’s Greek
G2659 — katanuxis
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
κατάνυξις
katanuxis — pronounced kat-an'-oox-is
from 2660; a prickling (sensation, as of the limbs asleep), i.e. (by implication, (perhaps by some confusion with 3506 or even with 3571)) stupor (lethargy):--slumber. see GREEK for 2660 see GREEK for 3506 see GREEK for 3571
1 occurrence in the KJV.
Romans 11:8
(According as it is written, God hath given them the spirit of slumber, eyes that they should not see, and ears that they should not hear;) unto this day.