A murderer (anqrwpoktono). Old compound (Euripides) from anqrwpo (man) and kteinw (to kill), a man-killer, in N.T. only here and John 8:44 (of Satan). No (pa--ou). According to current Hebraistic idiom= oudei as in 1 John 2:191 John 2:21 . Abiding (menousan). Present active feminine accusative predicate participle of menw, "a continuous power and a communicated gift" (Westcott).