Hebrews 9:18
Hence neither the first covenant was dedicated without blood.
Exodus 12:22
And you shall take a bunch of hyssop, and dip it in the blood that is in the basin, and strike the lintel and the two side posts with the blood that is in the basin; and none of you shall go out at the door of his house until the morning.
Exodus 24:3-8
And Moses came and told the people all the words of the LORD, and all the ordinances: and all the people answered with one voice, and said, All the words which the LORD has said will we do.
Hebrews 8:7-9
For if that first covenant had been faultless, then should no place have been sought for the second.
Hebrews 9:14
How much more shall the blood of Christ, who through the eternal Spirit offered himself without spot to God, purge your conscience from dead works to serve the living God?
Hebrews 9:22
And almost all things are by the law purged with blood; and without shedding of blood is no remission.