ἐνακροάομαι

From LSJ

ἐὰν ᾖς φιλομαθής, ἔσει πολυμαθής → if you are studious, you will become learned

Source

Spanish (DGE)

escuchar, prestar atención a τὰ παρ' ἑτέρων λαλούμενα Basil.M.31.641C.