KJV: But into the second went the high priest alone once every year, not without blood, which he offered for himself, and for the errors of the people:
NASB: but into the second, only the high priest enters once a year, not without taking blood, which he offers for himself and for the sins of the people committed in ignorance.
KJV: For then must he often have suffered since the foundation of the world: but now once in the end of the world hath he appeared to put away sin by the sacrifice of himself.
NASB: Otherwise, He would have needed to suffer often since the foundation of the world; but now once at the consummation of the ages He has been manifested to put away sin by the sacrifice of Himself.
KJV: So Christ was once offered to bear the sins of many; and unto them that look for him shall he appear the second time without sin unto salvation.
NASB: so Christ also, having been offered once to bear the sins of many, will appear a second time for salvation without reference to sin, to those who eagerly await Him.
KJV: For then would they not have ceased to be offered? because that the worshippers once purged should have had no more conscience of sins.
NASB: Otherwise, would they not have ceased to be offered, because the worshipers, having once been cleansed, would no longer have had consciousness of sins?