Since Jesus offered perfect and permanent propitiation, it means what was damaged is now perfectly and permanently repaired.
Hebrews: Failure to Thrive
The Hebrew Christians were not growing. Filled with feelings of doubt, tempted to go back to their old familiar ways instead of forward in faith, they were failing to thrive.
Ten days after the Feast of Trumpets came Yom Kippur, which was a time of self-examination and repentance and forgiveness. centuries later, Christians would see Jesus as both sacrifice and high priest