Strong’s Greek
G4462 — rhabboni
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ῥαββουνί
rhabboni — pronounced hrab-bon-ee'} 或 rhabbouni {hrab-boo-nee'
rhabbouni hrab-boo-nee' of Chaldee origin; corresponding to 4461:--Lord, Rabboni. see GREEK for 4461
2 occurrences in the KJV.
Mark 10:51
And Jesus answered and said unto him, What wilt thou that I should do unto thee? The blind man said unto him, Lord, that I might receive my sight.
John 20:16
Jesus saith unto her, Mary. She turned herself, and saith unto him, Rabboni; which is to say, Master.