Strong’s Hebrew
H386 — 'eythan
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
אֵיתָן
'eythan — pronounced ay-thawn
or (shortened) ethan {ay-thawn'}; from an unused root (meaning to continue); permanence; hence (concrete) permanent; specifically a chieftain:--hard, mighty, rough, strength, strong.
0 occurrences in the KJV.