Luke 1:72
in order to show mercy to our forefathers and to remember His holy Agreement.
Hebrews 8:10
For this is the Agreement that I will make with the people of Israel in the coming days, says the Lord: I will put my laws into their minds, and I will also write them on their hearts. And I will be their God and they will be my people.
Hebrews 12:24
and to Jesus, the Mediator of a New Agreement [between God and mankind], and to the sprinkled blood [of Jesus], which says better things [to us] than [the blood of] Abel did. [Note: The contrast seems to be that "Abel's blood called for vengeance and death (See Gen. 4:10) whereas the blood of Christ provides mercy and life"].
Hebrews 13:20
Now may the God of peace, who brought back from the dead our Lord Jesus, the great Shepherd of the sheep [i.e., the church], through the blood of the never ending Agreement [i.e., Christ's blood],