Hebrews 9:18
The first covenant was dedicated with blood.
Exodus 12:22
Take a bunch of hyssop and dip it in the blood that is in the basin. Apply some of the blood that is in the basin to the lintel and the two doorposts. No one shall go outside the door of his house until morning.
Exodus 24:3-8
Moses told the people all Jehovah's words and legal decisions. Then all the people answered with one voice: We will do everything Jehovah told us to do.
Hebrews 8:7-9
If there had been nothing wrong with the first covenant, there would not have been a need for a second one.
Hebrews 9:14
The blood of Christ did even more. Through the eternal Spirit he offered himself without blemish to God and cleansed your conscience from dead works. Now we can serve (worship) the living God.
Hebrews 9:22
Almost all things are by the Law purified with blood. There is no forgiveness unless blood is poured out.