Numbers 15:25

And the priest shall make atonement for the whole assembly of the children of Israel, and it shall be forgiven them; for it was a sin of inadvertence, and they have brought before Jehovah their offering, as an offering by fire to Jehovah, and their sin-offering for their sin of inadvertence;

Leviticus 4:20

And he shall do with the bullock as he did with the bullock of sin-offering: so shall he do with it. And the priest shall make atonement for them; and it shall be forgiven them.

Romans 3:25

whom God has set forth a mercy-seat, through faith in his blood, for the shewing forth of his righteousness, in respect of the passing by the sins that had taken place before, through the forbearance of God;

Leviticus 4:26

And he shall burn all its fat on the altar, as the fat of the sacrifice of peace-offering; and the priest shall make atonement for him to cleanse him from his sin, and it shall be forgiven him.

Luke 23:34

And Jesus said, Father, forgive them, for they know not what they do. And, parting out his garments, they cast lots.

Acts 13:39

and from all things from which ye could not be justified in the law of Moses, in him every one that believes is justified.

Hebrews 2:17

Wherefore it behoved him in all things to be made like to his brethren, that he might be a merciful and faithful high priest in things relating to God, to make propitiation for the sins of the people;

1 John 2:2

and he is the propitiation for our sins; but not for ours alone, but also for the whole world.

Treasury of Scripture Knowledge

Summary

And the priest shall make an atonement for all the congregation of the children of Israel, and it shall be forgiven them; for it is ignorance: and they shall bring their offering, a sacrifice made by fire unto the LORD, and their sin offering before the LORD, for their ignorance:

Forgiven them

General references

Bible References

The priest

Leviticus 4:20
And he shall do with the bullock as he did with the bullock of sin-offering: so shall he do with it. And the priest shall make atonement for them; and it shall be forgiven them.
Romans 3:25
whom God has set forth a mercy-seat, through faith in his blood, for the shewing forth of his righteousness, in respect of the passing by the sins that had taken place before, through the forbearance of God;
1 John 2:2
and he is the propitiation for our sins; but not for ours alone, but also for the whole world.

Forgiven them

Luke 23:34
And Jesus said, Father, forgive them, for they know not what they do. And, parting out his garments, they cast lots.
Acts 13:39
and from all things from which ye could not be justified in the law of Moses, in him every one that believes is justified.

General references

Leviticus 4:19
And all its fat shall he take off from it and burn on the altar.