Abbott-Smith Manual Greek Lexicon
πρό-δρομος (G4274)
1 πρό-δρομος , -ον ( προτρέχω ), [in LXX: Nu 13:21 ( 20 ), Is 28:4 ( בּכר ), Wi 12:8 *;] running forward , going in advance . As subst., ὁ π. , an advance guard , forerunner : He 6:20 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain