Hebrews 7:27-28

He does not need, like those high priests, to offer up daily sacrifices, first for his own sins and then for the sins of the people, because he did this once for all when he offered up himself.

Romans 8:3

For what the law could not do, in that it was weakened through the flesh, God did by sending his own Son in the likeness of sinful flesh, and for sin: he condemned sin in the flesh,

2 Corinthians 5:21

For our sake he made him to be sin who knew no sin, so that in him we might become the righteousness of God.

Hebrews 5:3

Because of this he has to offer sacrifices for his own sins, as well as for the sins of the people.

Treasury of Scripture Knowledge

Summary

If the priest that is anointed do sin according to the sin of the people; then let him bring for his sin, which he hath sinned, a young bullock without blemish unto the LORD for a sin offering.

Bible References

For a sin

Romans 8:3
For what the law could not do, in that it was weakened through the flesh, God did by sending his own Son in the likeness of sinful flesh, and for sin: he condemned sin in the flesh,
2 Corinthians 5:21
For our sake he made him to be sin who knew no sin, so that in him we might become the righteousness of God.
Hebrews 5:3
Because of this he has to offer sacrifices for his own sins, as well as for the sins of the people.
Hebrews 7:27
He does not need, like those high priests, to offer up daily sacrifices, first for his own sins and then for the sins of the people, because he did this once for all when he offered up himself.