Jesus says he has come to fulfill the Law and the Prophets. That claim is larger than getting a collection of predictions right. It concerns the purpose of the Scriptures Israel has received and the place of Jesus within that purpose.
To follow the claim, begin with the verb Matthew keeps using.
The Word
πληρόω (plēroō) means to fill, fulfill, or complete. The meaning depends on what is being filled or brought to completion. A promise, a command, and an assigned ministry are not fulfilled in precisely the same way.
The image of filling can help us hear the word, but an English phrase such as fill full is not a substitute for reading the sentence. The verb’s theological force comes from who acts, what is fulfilled, and how the passage describes the result.
Range of Meaning
Matthew uses the word to connect events in Jesus’ life with the Scriptures. Paul uses it for the law fulfilled in love and for the ministry entrusted to him. These are not competing definitions; they are uses shaped by their objects and settings.
Romans 13:8–10 and Galatians 5:14 concern the law’s demand for love of the neighbor. Colossians 1:25 concerns Paul’s commission to make God’s word known. That last passage is about carrying out a stewardship, not making up a deficiency in Christ’s saving work.
Where You’ll Meet It
Jesus says:
“I have not come to abolish these things but to fulfill them.” (Matthew 5:17, NET)
The things in view are the Law and the Prophets. Jesus does not dismiss them as an unfortunate preliminary. His mission brings their purpose to its appointed fulfillment.
Matthew 1:22 connects Jesus’ birth with the prophetic promise of Emmanuel. Matthew 2:15 connects his coming out of Egypt with Hosea’s language about God’s son. Fulfillment can involve the history of Israel reaching its goal in Israel’s Messiah, as well as a promise coming to pass.
That is why reading Matthew’s Old Testament citations in their original settings matters. We learn more by following his argument than by treating every citation as the same kind of prediction.
What Confessional Lutherans Hear
Christ stands at the center of the Scriptures’ saving purpose. His obedience, death, and resurrection accomplish what sinners cannot supply. The Law and the Prophets lead us to him without ceasing to accuse sin, instruct faith, and tell the truth about God’s dealings with his people.
Fulfillment also does not make love of the neighbor optional. Paul uses this same verb to describe the love the commandments require. The Christian receives righteousness from Christ and is called to serve the neighbor; the command to love does not become a replacement means of earning acceptance.
Typos and Skia describe patterns and shadows within this larger movement. The earlier Scriptures have a history of their own, and their fulfillment in Christ is the church’s reason to keep listening to them.
So What
When Matthew says something happened to fulfill Scripture, turn back and read the passage he names. Ask how the earlier promise or pattern reaches its goal in Jesus.
You are not searching for a second Savior hidden behind the first. The same Lord is making his purpose known across the whole story.