17. Ye—warned by the case of those "unlearned and unstable" persons (2Pe 3:16).
knowing … before—the event.
led away with—the very term, as Peter remembers, used by Paul of Barnabas' being "carried," Greek, "led away with" Peter and the other Jews in their hypocrisy.
wicked—"lawless," as in 2Pe 2:7.
fall from—(grace, Ga 5:4: the true source of) "steadfastness" or stability in contrast with the "unstable" (2Pe 3:16): "established" (2Pe 1:12): all kindred Greek terms. Compare Jude 20, 21.