Understanding Matthew 26:27-28 in Depth: Blood of the Covenant

The Last Supper Context

To understand what Jesus meant by the cup, we need to see it in the setting of the Passover meal, a special dinner that remembered how God rescued his people from slavery in Egypt.

The Passover included several cups of wine, each with its own meaning, and sharing a cup was a sign of deep fellowship and shared life. Jesus took one of these cups and gave it new meaning, saying, 'This is my blood of the covenant.' In the old covenant, Moses sealed God's agreement with the people by sprinkling blood, saying, 'This is the blood of the covenant that the Lord has made with you' (Exodus 24:8).

Now Jesus was saying that he would be the one to establish a new covenant - not with animal blood, but with his own. His blood will be poured out for many, extending beyond Israel to all believers, so sins are forgiven and people are restored to a relationship with God.

The Meaning of 'Blood of the Covenant'

Building on the Passover setting, Jesus' words 'this is my blood of the covenant' point to a radical new reality rooted in ancient promises and sacrificial practices.

In the Old Testament, covenants - solemn agreements between God and his people - were often sealed with blood. When Moses ratified the covenant at Mount Sinai, he took the blood of sacrificed animals and sprinkled it on the people, saying, 'This is the blood of the covenant that the Lord has made with you' (Exodus 24:8). That blood showed that life had been given to seal the agreement, and it reminded everyone that sin breaks relationship and demands a cost. But those sacrifices had to be repeated year after year, never fully taking away guilt. Now, Jesus is declaring that his own blood will be the final seal of a new covenant.

This new covenant was promised long before by the prophet Jeremiah, who said, 'I will make a new covenant with the house of Israel... I will forgive their iniquity, and I will remember their sin no more' (Jeremiah 31:33-34). Unlike the old system, this one wouldn't depend on animal sacrifices or human effort. It would be based on God's grace, written on hearts, and made possible by a perfect sacrifice - Jesus himself. The cup he shared was more than symbolic. It previewed the cross, where he would pour out his life freely.

In Jewish culture, sharing a cup meant deep trust and unity, and drinking blood was strictly forbidden because life belongs to God (Leviticus 17:11). So when Jesus says 'drink my blood,' he's calling his followers into the most intimate possible connection with him - sharing in his life and death. The word 'covenant' here is more than a contract. It is a bond of family and love, sealed by the greatest act of sacrifice.

Jesus wasn't just sharing wine - he was offering his life to seal a new promise between God and humanity.

This understanding of Jesus' blood as the foundation of forgiveness sets the stage for grasping what happens on the cross - not as a tragic end, but as the fulfillment of God's promise to make a way back to him.

The Invitation to Receive Forgiveness

Jesus’ words at the Last Supper make clear that his sacrifice is meant for us. To receive it, we trust in what he has done.

This moment fits perfectly in Matthew’s Gospel, which constantly shows Jesus as the fulfillment of God’s promises. Here he is not merely another prophet or teacher; he makes a new covenant possible, as Jeremiah foretold: 'I will forgive their iniquity, and I will remember their sin no more' (Jeremiah 31:34).

Jesus offers forgiveness not because we’ve earned it, but because he gave everything to make it possible.

The timeless truth is this: we can’t fix our own brokenness, but God, in love, provided the way through Jesus’ blood, and now invites everyone to come and drink - meaning, to accept his life-giving sacrifice and be made clean.

Jesus and the New Covenant in God's Story

This moment at the Last Supper shows how Jesus fulfills the old covenant and ushers in the new, connecting directly to what God promised long before.

In Exodus 24:8, Moses sealed the original covenant by sprinkling blood and saying, 'This is the blood of the covenant that the Lord has made with you.' Centuries later, Jesus takes that same language and gives it new, deeper meaning - his blood, not animal blood, would seal the new covenant. Hebrews 9:14-15 explains this clearly: 'How much more will the blood of Christ, who through the eternal Spirit offered himself without blemish to God, purify our conscience from dead works to serve the living God. Therefore he is the mediator of a new covenant.'

Where the old covenant could not fully remove sin, Jesus' sacrifice completes what was started, making a way for us to be truly clean and close to God - inviting us into the final chapter of His rescue plan.

Application