ἐσηγητής

From LSJ

ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → love your neighbor as yourself, thou shalt love thy neighbour as thyself, love thy neighbour as thyself

Source

French (Bailly abrégé)

anc. att. c. εἰσηγητής.

Lexicon Thucydideum

auctor, originator, adviser, 8.48.6.