Heb.6.6

If they shall fall away, to renew them again unto repentance; seeing they crucify to themselves the Son of God afresh, and put him to an open shame.

Heb.6.6

if then they turn their backs on it, washing their hands of the whole thing, well, they can't start over as if nothing happened. That's impossible. Why, they've re-crucified Jesus! They've repudiated him in public!

Heb.6.6

if they fall away, to be brought back to repentance, because to their loss they are crucifying the Son of God all over again and subjecting him to public disgrace.

Heb.6.6

if they fall away, to renew them again to repentance, since they crucify again for themselves the Son of God, and put Him to an open shame.