Hebrews 7:27-28

Who needeth not daily, as those high priests, to offer up sacrifices, first for his own sins, then for those of the people: for this he did once for all, when he offered up himself.

Romans 8:3

For what the law could not do, in that it was weak through the flesh, God hath done: sending his own Son in the likeness of sinful flesh, to be a sacrifice for sin, he hath condemned sin in the flesh:

2 Corinthians 5:21

For he hath made him, who knew no sin, a sin-offering for us, that we might be made the righteousness of God through him.

Hebrews 5:3

And because hereof it behoveth him, as for the people, so also for himself to offer for sins.

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 weak through the flesh, God hath done: sending his own Son in the likeness of sinful flesh, to be a sacrifice for sin, he hath condemned sin in the flesh:
2 Corinthians 5:21
For he hath made him, who knew no sin, a sin-offering for us, that we might be made the righteousness of God through him.
Hebrews 5:3
And because hereof it behoveth him, as for the people, so also for himself to offer for sins.
Hebrews 7:27
Who needeth not daily, as those high priests, to offer up sacrifices, first for his own sins, then for those of the people: for this he did once for all, when he offered up himself.