Hebrews 10:1, 3-4, 10, 18
Hebrews 10:3-4 KJV
But in those sacrifices there is a remembrance again made of sins every year. For it is not possible that the blood of bulls and of goats should take away sins.
Hebrews 10:10 KJV
By the which will we are sanctified through the offering of the body of Jesus Christ once for all.