Link Luke 1:78 to OT promises?
How does Luke 1:78 connect with God's promises in the Old Testament?

Key Verse: Luke 1:78

“because of the tender mercy of our God, by which the Dawn will visit us from on high”


Setting the Scene

Luke places this line in Zechariah’s Spirit-inspired prophecy about the birth of John the Baptist and the imminent appearance of the Messiah. Zechariah sees in Jesus the long-expected “Dawn” that God had promised since the earliest days of Scripture.


Old Testament Echoes of the Dawn

The language of a rising light or sun was already woven into Israel’s hope:

Malachi 4:2 — “But for you who fear My name, the sun of righteousness will rise with healing in its wings.”

Isaiah 9:2 — “The people walking in darkness have seen a great light.”

Isaiah 60:1-3 — “Arise, shine, for your light has come… Nations will come to your light.”

Psalm 84:11 — “For the Lord God is a sun and shield.”

Luke picks up these images to declare that the promised Light is now arriving in the person of Jesus.


The Mercy Theme Traced Back

Zechariah links the Dawn with “the tender mercy of our God,” a phrase that brings to mind:

Exodus 34:6 — “The Lord, the Lord God, compassionate and gracious, slow to anger, abounding in loving devotion and faithfulness.”

Isaiah 54:7-8 — “With everlasting compassion I will have mercy on you.”

God’s covenant loyalty, consistently expressed through mercy, stands behind the coming of Christ.


Covenant Fulfillment Layers

1. Edenic Promise (Genesis 3:15)

• The Seed who crushes the serpent’s head now breaks the darkness like dawn.

2. Abrahamic Covenant (Genesis 12:3; 22:18)

• “All families of the earth will be blessed.” Luke’s global imagery of light to all who “sit in darkness” (1:79) answers this pledge.

3. Davidic Covenant (2 Samuel 7:12-16; Psalm 132:17)

• God promised to raise a horn for David; Luke 1:69 speaks of that “horn of salvation,” and verse 78 pictures its arrival as sunrise.

4. New Covenant (Jeremiah 31:33-34)

• Mercy and forgiveness are central; the Dawn ushers in the era when sins are remembered no more.


Jesus as the Embodiment of the Dawn

John 1:4-5, 9 — “In Him was life, and that life was the light of men.”

2 Peter 1:19 — “Until the day dawns and the morning star rises in your hearts.”

Revelation 22:16 — “I am the Root and the Offspring of David, the bright Morning Star.”

Every New Testament reference to Christ as light springs from the Old Testament expectation encapsulated in Luke 1:78.


Why the Connection Matters

• It shows continuity: one storyline from Genesis to Luke.

• It guarantees reliability: God keeps promises literally and precisely.

• It invites confidence: the same mercy that sent the Dawn still shines on all who trust Him today.

How can you reflect God's mercy as described in Luke 1:78 to others?
Top of Page
Top of Page