Cross reference
Numbers 15:25
25 The priest shall make atonement for all the congregation of the children of Israel, and they shall be forgiven; for it was an error, and they have brought their offering, an offering made by fire to Yahweh, and their sin-offering before Yahweh, for their error:
Leviticus 4:20
20 Thus shall he do with the bull; as he did with the bull of the sin offering, so shall he do with this; and the priest shall make atonement for them, and they shall be forgiven.
Romans 3:25
25 whom God set forth to be an atoning sacrifice{or, a propitiation}, through faith in his blood, for a demonstration of his righteousness through the passing over of prior sins, in God's forbearance;
Leviticus 4:26
26 All its fat he shall burn on the altar, like the fat of the sacrifice of peace offerings; and the priest shall make atonement for him concerning his sin, and he will be forgiven.
Luke 23:34
34 Jesus said, "Father, forgive them, for they don't know what they are doing." Dividing his garments among them, they cast lots.
Acts 13:39
39 and by him everyone who believes is justified from all things, from which you could not be justified by the law of Moses.
Hebrews 2:17
17 Therefore he was obligated in all things to be made like his brothers, that he might become a merciful and faithful high priest in things pertaining to God, to make atonement for the sins of the people.
1 John 2:2
2 And he is the atoning sacrifice{"atoning sacrifice" is from the Greek "hilasmos," an appeasing, propitiating, or the means of appeasement or propitiation-- the sacrifice that turns away God's wrath because of our sin.} for our sins, and not for ours only, but also for the whole world.