Strong’s Greek
G750 — archipoimen
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀρχιποίμην
archipoimen — pronounced ar-khee-poy'-mane
from 746 and 4166; a head shepherd:--chief shepherd. see GREEK for 746 see GREEK for 4166
1 occurrence in the KJV.
1 Peter 5:4
And when the chief Shepherd shall appear, ye shall receive a crown of glory that fadeth not away.