a phrase combining «3588» with the present participle and imperfect of «1510» and the present participle of «2064» by means of «2532»; the one being and the one that was and the one coming, i.e. the Eternal, as a divine epithet of Christ:--which art (is, was), and (which) wast (is, was), and art (is) to come (shalt be).