Strong’s Greek
G4825 — sumboulos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
σύμβουλος
sumboulos — pronounced soom'-boo-los
from 4862 and 1012; a consultor, i.e. adviser:--counsellor. see GREEK for 4862 see GREEK for 1012
1 occurrence in the KJV.
Romans 11:34
For who hath known the mind of the Lord? or who hath been his counsellor?