• Home
  • About PI
  • Sermon Resources
    • Biblical Resources
    • Theology
    • Apologetics
    • About Preaching
  • Sermons
    • Historical American Sermons
    • Patristic Sermons
      • Festal Sermons
        • Nativity of Theotokos
        • Holy Cross
        • Entrance of Theotokos
        • Christmas
        • Theophany
        • Meeting of Christ
        • Annunciation
        • Palm Sunday
        • Ascension
        • Pentecost
        • Transfiguration
        • Dormition of Theotokos
      • Lenten Sermons
        • Triumph of Orthodoxy
        • St. Gregory Palamas
        • Veneration of Cross
        • St. John Climacus
        • St. Mary of Egypt
      • Paschal Sermons
  • Webmaster Resources
  • Preachers Institute Store
  • Bible Challenges

PREACHERS INSTITUTE

You are here: Home / Archives for Sermon Resources / Theology / Apologetics

November 25, 2016 By Fr. John A. Peck

Epistle on Islam and Muslims

Selected from the saint's letters; sections on Islam and Muslims. by St. Ignatius Brianchaninov  Vainly and erroneously you think and say that virtuous... Muslims will be saved, that is they will join intercourse with God! Vainly you consider the contrary notion a novelty, a brief error! No! Such … [Read more...]

Filed Under: Apologetics, Sermon Resources Tagged With: faith, Islam, muslims, st. ignatius brianchaninov, works

November 23, 2016 By Fr. John A. Peck

On Infant Baptism – Is it Biblical?

by Robert Arakaki Another exceptionally well written and reasoned piece, from the Reformed-Orthodox bridge. Martin wrote: I have a question. Baptists and Pentecostals say infant baptism is not biblical.  Do we find infant baptisms in the Bible? I heard someone say that this practice started … [Read more...]

Filed Under: Apologetics, Arakaki Robert, Biblical Resources, Sermon Resources, Theology Tagged With: Cyprian, infant baptism, Origen, Robert Arakaki, tertullian

November 4, 2016 By Fr. John A. Peck

The Preacher’s Apologetic Notebook

by Gary Catell, the Willard Preacher This preacher's notebook has many useful Scriptural references that Gary has accumulated over the years that answer common questions and challenges. Please feel free to use them and create your own preacher's notebook.     The Preacher's Apologetic … [Read more...]

Filed Under: Apologetics, Catell Gary, Catell Gary Tagged With: Catell Gary, preachers notebook, Willard Preacher

  • « Previous Page
  • 1
  • …
  • 11
  • 12
  • 13
  • 14
  • 15
  • …
  • 41
  • Next Page »
Preachers Institute

Recent Posts

  • The Holy Fathers on Witchcraft
  • Clothing as Missionary Work?
  • On the Essence of Icons by St. Photios
  • St. John of Damascus’ Critique of Islam
  • Approaches to God: East and West
  • Is God a Fool?
  • It’s Time to Abuse the Devil
  • St. Mark of Ephesus and the Council of Florence
  • The Filioque in Brief
  • A Pagan Records the Slaughter of the Innocents by Herod
  • The Books Will Be Opened
  • The Apostle John and the First Letter of Clement to the Corinthians
  • Nothing Strikes Fear in the Person Whose Hope is in God
  • On the Plague
  • Marriage Perfection to Rival the Holiest of Monks

Preachers Institute Archives

Preachers Institute

The Online Orthodox Christian Homiletics Resource
Fr. John A. Peck, director
Phoenix, AZ

Find what you’re looking for

The Deep Dark Archives

Vocations in Orthodoxy

Good Guys Wear Black

Copyright © 2026 John A. Peck · Designed by John A. Peck

All Saints of North America Orthodox Church (ASONA) in Sun City, Arizona is one of Arizona's Christian Churches for visitors, inquirers, catechumens, and lifelong Orthodox faithful. Rooted in the worship of Jesus Christ and the historic Christian faith, ASONA is known for faithful preaching, experienced clergy, and one of the most comprehensive parish catechism programs in the United States. Since 2018, the ASONA Catechism has been used by Orthodox clergy and parishes around the world, reflecting the parish's commitment to clear, systematic Orthodox instruction. ASONA's clergy are dedicated to teaching the Orthodox faith with clarity, wisdom, and pastoral care. Whether you are exploring Christianity for the first time, coming from a Protestant or Roman Catholic background, or returning to the Church after many years, you will find thoughtful guidance, biblical teaching, and a welcoming path into the life of the Orthodox Church. Just as important, ASONA is a vibrant parish family where singles, young adults, families with children, and retirees worship and grow together. Through reverent services, authentic Christian fellowship, and intentional lifelong discipleship, ASONA strives to help every person know Christ more deeply and faithfully live the Orthodox Christian life.