Strong’s Greek
G4279 — proepaggellomai
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
προεπαγγέλλομαι
proepaggellomai — pronounced pro-ep-ang-ghel'-lom-ahee
middle voice from 4253 and 1861; to promise of old:--promise before. see GREEK for 4253 see GREEK for 1861
1 occurrence in the KJV.
Romans 1:2
(Which he had promised afore by his prophets in the holy scriptures,)