Hebrews 9:18
So that even the first agreement was not made without blood.
Exodus 12:22
And take some hyssop and put it in the blood in the basin, touching the two sides and the top of the doorway with the blood from the basin; and let not one of you go out of his house till the morning.
Exodus 24:3-8
Then Moses came and put before the people all the words of the Lord and his laws: and all the people, answering with one voice, said, Whatever the Lord has said we will do.
Hebrews 8:7-9
For if that first agreement had been as good as possible, there would have been no place for a second.
Hebrews 9:14
How much more will the blood of Christ, who, being without sin, made an offering of himself to God through the Holy Spirit, make your hearts clean from dead works to be servants of the living God?
Hebrews 9:22
And by the law almost all things are made clean with blood, and without blood there is no forgiveness.