a remembrance.

Hebrews 9:7
But only the high priest entered the inner room, and then only once a year, and never without blood, which he offered for himself and for the sins the people had committed in ignorance.

Exodus 30:10
Once a year Aaron shall make atonement on the horns of the altar. Throughout your generations he shall make atonement on it annually with the blood of the sin offering of atonement. The altar is most holy to the LORD."

Leviticus 16:6-11, 21, 22, 29, 30, 34
Aaron is to present the bull for his sin offering and make atonement for himself and his household. . . .

Leviticus 23:27, 28
"The tenth day of this seventh month is the Day of Atonement. You are to hold a sacred assembly and humble your souls and present an offering made by fire to the LORD. . . .

Numbers 29:7-11
On the tenth day of this seventh month, you are to hold a sacred assembly, and you shall humble yourselves; you must not do any work. . . .

1 Kings 17:18
"O man of God, " said the woman to Elijah, "what have you done to me? Have you come to remind me of my iniquity and cause the death of my son?"

Matthew 26:28
This is My blood of the covenant, which is poured out for many for the forgiveness of sins.