Theological term
Immanent Trinity
6 sermons · All terms
CTF 2025 - Session 7 - Pastoral Reflections on Classical Theism
The prologue of John's Gospel (1:1–18) discloses both the divine perfections and the eternal relations of the divine persons — the very realities that classical theism and the Second London Confession articulate in Chapter 2. This address draws that exegetical foundation into pastoral practice, arguing that a robust theology proper is not abstract speculation but the necessary ground for faithful ministerial function and focus. The preacher identifies six areas — the salvation of sinners, the catechesis of children, the perseverance of the saints, assurance of salvation, communion with God, worship, and the knowledge of God — each of which depends inextricably on a well-formed doctrine of God.
The Danger of Rejecting the Son
John 8:21–29 records Jesus warning a hostile religious leadership that they will die in their sins if they do not believe that He is the great I Am — the divine Son eternally generated from the Father, sent into the world in the economy of redemption. The sermon works through the passage in three movements: the announcement of Christ's departure and the condemnation it implies, the question of His identity and the slander levelled against Him, and the reference to His crucifixion as the moment of disclosure. The central doctrinal burden is that a deficient Christology — whether ancient Arianism, Sabellianism, or modern proposals of eternal functional subordination — amounts to the very unbelief Christ condemns, and that the church's primary calling is to preach the triune God with particular weight on who the Son is and what He has done for sinners.
The Testimony Concerning Christ's Supremacy
John 3:31–36 contains John the Baptist's climactic testimony concerning the supremacy and authority of the Lord Jesus Christ. The passage presses two inseparable realities: Christ's origin from above establishes his absolute supremacy over every earthly voice, and the Father's gift of all things into the Son's hand grounds his authority to bestow everlasting life on believers and to execute wrath on those who remain in unbelief. The sermon traces how the Baptist's testimony in these verses is of one piece with the prologue of John's Gospel, the high-priestly prayer of John 17, and the whole drift of Scripture concerning the triune God. Hearers are called to look in faith to Christ, the Lamb of God, understanding that regeneration by the Spirit is the necessary precondition for that faith, and that to reject the Son is not neutrality but the tacit accusation that God is a liar.
The Mission of the Word, Part 1
John 1:6–9 introduces John the Baptist not as an independent figure but as a divinely commissioned witness whose entire ministry exists to point to the Word made flesh. This sermon examines the origin, nature, and function of that witness ministry, demonstrating that the Baptist's testimony belongs to a network of overlapping witnesses — Father, Son, Holy Spirit, Scripture, and signs — that ground saving faith in historical reality rather than a blind existential leap. The function of John's witness is inseparable from its purpose: that sinners would believe on Christ as the Lamb of God who takes away the sin of the world, not merely imitate him as a moral example. The sermon closes with a call to keep law and gospel in their proper places, so that sinners driven by the law's killing power may look by grace to the one who is both the true light and the only hope of the world.
The Divinity of the Word, Part 2
John 1:3–5 teaches that the eternal Word is the creator of all things, establishing Christ unmistakably on the divine side of the creator-creature distinction. The sermon works through the Trinitarian doctrines of inseparable operations and appropriations, showing from Genesis 1, Psalm 33, Job 26, Colossians 1, and Hebrews 1 that creation is the undivided act of the one God, yet scripture distinctively attributes it to the Son. Because Jesus is creator, sustainer, and enthroned Lord, his people need not be paralyzed by circumstance — and the darkness, however violently it resists the light, cannot overcome it.
The Great Commission, Part 3
Matthew 28:19 commands that disciples be baptized into the singular name of the Father, Son, and Holy Spirit — a text that stands as one of Scripture's clearest witnesses to the doctrine of the Trinity. This sermon works through the baptismal formula to establish what the one name and three persons require the Christian to confess: one divine essence, three distinct subsistences, free from the errors of tritheism, modalism, and subordinationism. The active obedience of Christ is exposited as the ground of the righteousness imputed to sinners in justification, showing that the gospel itself is inseparable from a right doctrine of God. The congregation is urged to study the confession's chapters on theology proper and Christology, and to hold the doctrine of the Trinity as a white-knuckle conviction worth dying for.