Now I want to remind you, though you once knew all this, that the Lord, having saved his people out of Egypt, afterward destroyed those who (pisteusantas | πιστεύσαντας | aor act ptcp acc pl masc) did (pisteusantas | πιστεύσαντας | aor act ptcp acc pl masc) not believe (pisteusantas | πιστεύσαντας | aor act ptcp acc pl masc).
Reference
Jude 1:5
Sequence
217