5 Bible Verses about Sealing A Covenant

Now as they were eating, Jesus took bread, and blessed, and broke it, and gave it to the disciples and said, "Take, eat; this is my body." Then he took the cup, and gave thanks, and gave it to them, saying, "Drink from it, all of you. For this is my blood of the covenant, which is poured out for many for the forgiveness of sins.read more.
I tell you, I will not drink of this fruit of the vine from now on until that day when I drink it new with you in my Father's kingdom."

And as they were eating, Jesus took bread, blessed and broke it, and gave it to them and said, "Take; this is my body." Then he took the cup, and when he had given thanks he gave it to them, and they all drank from it. And he said to them, "This is my blood of the covenant, which is poured out for many.read more.
Truly, I say to you, I will not drink of the fruit of the vine until that day when I drink it new in the kingdom of God."

Then he took the cup, and gave thanks, and said, "Take this and divide it among yourselves; for I tell you, I will not drink of the fruit of the vine until the kingdom of God comes." And he took bread, gave thanks and broke it, and gave it to them, saying, "This is my body which is given for you; do this in remembrance of me."read more.
Likewise he took the cup after supper, saying, "This cup is the new covenant in my blood, which is poured out for you.

For I received from the Lord what I also delivered to you, that the Lord Jesus on the night when he was betrayed took bread, and when he had given thanks, he broke it and said, "This is my body, which is for you; do this in remembrance of me." In the same way he took the cup also after supper, saying, "This cup is the new covenant in my blood; do this, as often as you drink it, in remembrance of me."

and to Jesus, the mediator of a new covenant, and to the sprinkled blood that speaks better than the blood of Abel.