In a word? Atonement. Scripture speaks of all the motifs of the atonement has having been accomplished definitively, once for all, in the death of Christ.
Expiation: Our sins were taken away from us. “...at the consummation of the ages He has been manifested to put away sin by the sacrifice of Himself” (Heb 9:26). 2/
Not, “It has begun.”
Not, “I’ve done My part and the rest is up to you.”
No.
“It is finished.”
Dear Christian: It is finished. 8/8