18 Therefore, not even the first covenant was inaugurated without blood;
Hebrews 9:18 Cross References - WPNT
Hebrews 8:7-9
7 Now if there had been nothing wrong with that first covenant, no place would have been sought for a second one;
8 but finding fault with them He says: “Listen! Days are coming,” says the LORD, “when I will establish a new covenant with the house of Israel and with the house of Judah —
9 not according to the covenant that I made with their fathers in the day when I took them by the hand to lead them out of the land of Egypt, because they did not abide by my covenant and so I disregarded them,” says the LORD.
Hebrews 9:14
14 how much more will the blood of Christ, who through the Holy Spirit offered Himself unblemished to God, cleanse your conscience from dead works to serve the living God?
Hebrews 9:22
22 In fact, according to the Law nearly everything is cleansed with blood, and without shedding of blood there is no remission.