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The Library

Forty Centuries of Christian Writing

1277 works catalogued century by century, from the literature the Bible was written among to the present — each with a note on what it is, why it lasted, and where to read it.

301–400

The Fourth Century

87 works

306

Greek

The Canonical Letter

Peter of Alexandria · d. 311

Fourteen rulings grading the penance owed by Christians who failed under persecution — those who bribed officials, those who sent slaves in their place, those who fled — with a different penalty for each.

Alexandrian · Canons

c. 308–310; partly survives

Greek

Apology for Origen

Pamphilus of Caesarea · d. 309

Written in prison with Eusebius's help, answering charge by charge the accusations against Origen's orthodoxy, mostly by quoting him at length.

Early Church · Apology

c. 303–311

Latin

The Divine Institutes

Divinae Institutiones

Lactantius · c. 250–c. 325

Seven books written during the Great Persecution, setting out Christianity as a complete philosophy — false religion, the origin of error, justice, true worship, and the life of blessedness — in the most polished Latin any Christian had yet written.

Early Church · Apology

c. 313–320

Greek

Preparation for the Gospel

Praeparatio Evangelica

Eusebius of Caesarea · c. 260–339

Fifteen books arguing that Christians were right to prefer Hebrew scripture to Greek philosophy, assembled from enormous quotations of pagan authors.

Early Church · Apology

c. 313–316

Latin

On the Deaths of the Persecutors

De Mortibus Persecutorum

Lactantius · c. 250–c. 325

A grimly satisfied account of how each emperor who persecuted the church came to a bad end, closing with Constantine's victory and the edict of toleration.

Early Church · History

c. 318

Greek

On the Incarnation

De Incarnatione Verbi Dei

Athanasius of Alexandria · c. 296–373

A short, unhurried argument that the Word took a body because a creation running back toward nothing could only be restored from inside it — and that the resurrection is the demonstrable proof, visible in martyrs who no longer fear dying.

Early Church · TheologyJohnHebrewsGenesis

c. 318

Greek

Against the Heathen

Contra Gentes

Athanasius of Alexandria · c. 296–373

The first half of a two-part work, arguing that idolatry is a fall from the knowledge of God available through the soul and the order of creation.

Alexandrian · Apology

c. 320; survives in fragments

Greek

Thalia

Arius · c. 256–336

A popular verse exposition, apparently written to be sung, arguing that the Son is the first and greatest of creatures, made before time but not eternal.

Arian · Poetry

c. 313–325

Greek

The Church History

Historia Ecclesiastica

Eusebius of Caesarea · c. 260–339

A history of the church from the apostles to Constantine, assembled from documents, letters, and now-lost sources that Eusebius quotes at length because he had them and knew others might not.

Early Church · HistoryActs

325; revised 381

Greek

The Creed of Nicaea

The Council of Nicaea

The confession drawn up by the first ecumenical council, declaring the Son to be of one substance with the Father, and anathematising those who said there was a time when he was not.

Ecumenical · Creed

c. 320–330

Greek

On the Place Names in Holy Scripture

Onomasticon

Eusebius of Caesarea · c. 260–339

An alphabetical gazetteer of biblical places, giving each one's location in the fourth-century landscape and whether the village was still standing.

Early Church · Reference

333

Latin

The Bordeaux Pilgrim

Itinerarium Burdigalense

Anonymous

A bare itinerary from Bordeaux to Jerusalem listing every staging post and change of horses, with terse notes on the holy places seen at the end.

Western · Travel journal

c. 337–339

Greek

The Life of Constantine

Vita Constantini

Eusebius of Caesarea · c. 260–339

A frankly admiring portrait of the first Christian emperor, including the vision of the cross before the Milvian Bridge and the documents of his religious policy quoted in full.

Early Church · Biography

c. 330–345

Coptic

The Rules

Pachomius · c. 292–348

Regulations for a walled community of monks living, working, eating, and praying together under a superior, with detailed provision for admission, clothing, meals, and correction.

Egyptian Monastic · Rule

c. 339–345

Greek

Orations Against the Arians

Orationes contra Arianos

Athanasius of Alexandria · c. 296–373

Three long discourses arguing text by text that the Son is eternally begotten, and that if he were a creature then creatures would be worshipping a creature.

Alexandrian · PolemicProverbsJohnHebrews

337–345

Syriac

The Demonstrations

Aphrahat · c. 280–c. 345

Twenty-three treatises by the Persian Sage on faith, love, fasting, prayer, war, humility, and the sons of the covenant — written entirely outside the Greek theological world.

Syriac · TreatisesGenesisDaniel

c. 346–350

Latin

On the Error of Profane Religions

De Errore Profanarum Religionum

Firmicus Maternus

An appeal to the sons of Constantine to suppress the mystery cults by force, describing their rites in detail in order to condemn them.

Western · Polemic

c. 348–350

Greek

Catechetical Lectures

Cyril of Jerusalem · c. 313–386

Lectures delivered to candidates for baptism through Lent, then five more given in Easter week explaining the rites they had just been through for the first time.

Early Church · Catechesis

c. 350–355

Greek

On the Decrees of the Council of Nicaea

De Decretis

Athanasius of Alexandria · c. 296–373

A defence of the council's use of a word not found in scripture, arguing that non-biblical language was needed precisely to protect the biblical sense.

Alexandrian · Apology

c. 358

Greek

History of the Arians

Athanasius of Alexandria · c. 296–373

A partisan account of the persecution of Nicene bishops under Constantius, written in hiding, and among the earliest Christian arguments that an emperor has no authority over doctrine.

Alexandrian · History

c. 356–360

Latin

On the Trinity

De Trinitate

Hilary of Poitiers · c. 310–367

Twelve books written in exile in Asia Minor, bringing the Greek arguments against Arianism into Latin for a Western church that had barely followed the controversy.

Western · TheologyJohnMatthew

c. 350–380

Gothic

The Gothic Bible

Ulfilas · c. 311–383

A translation of most of the Bible into Gothic by a missionary bishop who invented an alphabet to do it, said to have omitted the books of Kings as too warlike for his converts.

Arian · Translation

c. 360

Greek

The Life of Antony

Vita Antonii

Athanasius of Alexandria · c. 296–373

The life of the Egyptian hermit who heard the gospel read in church, sold everything, and went into the desert — told as a spiritual biography of temptation, discipline, and eventual public authority.

Early Church · BiographyMatthew

c. 363

Latin

Commentary on Galatians

Marius Victorinus · c. 290–c. 364

The work of an elderly and celebrated rhetorician whose late conversion caused a sensation in Rome, reading Paul with a Neoplatonist's philosophical vocabulary.

Western · CommentaryGalatians

c. 364

Greek

Against Eunomius

Basil the Great · c. 330–379

A reply to the claim that human beings can know the essence of God as God knows it, distinguishing what God is in himself from what can be known of him through his activities.

Cappadocian · Polemic

c. 364–367

Latin

Homilies on the Psalms

Hilary of Poitiers · c. 310–367

Expositions of selected psalms written after his return from exile, applying Greek exegetical method to the Latin psalter.

Western · CommentaryPsalms

c. 350–373

Syriac

Hymns on the Nativity

Ephrem the Syrian · c. 306–373

Nativity hymns written for choirs of women to sing, turning on the paradox of the one who fills all things becoming small enough to be carried.

Syriac · HymnsLukeMatthew

329–373

Greek

The Festal Letters

Athanasius of Alexandria · c. 296–373

Annual letters announcing the date of Easter and offering pastoral instruction — the thirty-ninth of which lists the books of scripture that may be read in church.

Alexandrian · Letters

c. 367

Greek

Letter to Marcellinus on the Psalms

Athanasius of Alexandria · c. 296–373

Advice on how to use the psalter, arguing that the psalms are unique in scripture because in reading them you speak the words as your own.

Alexandrian · LetterPsalms

c. 363–373

Syriac

Hymns Against Heresies

Ephrem the Syrian · c. 306–373

Polemic set to popular tunes, answering the followers of Bardaisan, Marcion, and Mani in the same metres they used for their own hymns.

Syriac · Hymns

c. 370

Greek

Address to Young Men on Greek Literature

Basil the Great · c. 330–379

Advice to his nephews on reading pagan authors: take what is useful as bees take from flowers, and leave the rest.

Cappadocian · Oration

c. 360–373

Syriac

Commentary on the Diatessaron

Ephrem the Syrian · c. 306–373

An exposition of Tatian's gospel harmony, reading each scene for its layers of meaning in the associative Syriac manner rather than the Greek analytic one.

Syriac · CommentaryMatthewLukeJohn

c. 350–373

Syriac

Hymns on Paradise

Ephrem the Syrian · c. 306–373

Fifteen hymns imagining paradise as a mountain of ascending terraces, reading Genesis through image and paradox rather than argument.

Syriac · HymnsGenesis

c. 358–375

Greek

The Longer Rules

Asketikon

Basil the Great · c. 330–379

Questions and answers on the common life, arguing that solitude makes the commandment to love one's neighbour unpracticable, and binding monks to hospitals, orphanages, and schools.

Cappadocian · Rule

c. 371

Greek

On Virginity

Gregory of Nyssa · c. 335–c. 395

A commendation of the celibate life written, as its author admits with some regret, by a married man who can only describe the country from outside.

Cappadocian · Treatise

375

Greek

On the Holy Spirit

De Spiritu Sancto

Basil the Great · c. 330–379

An argument built on prepositions: Basil defends worshipping the Spirit with the Father and the Son, appealing to the church's unwritten liturgical practice as evidence of what it has always believed.

Early Church · TheologyJohnRomans1 Corinthians

357–378

Greek

The Letters

Basil the Great · c. 330–379

Over three hundred letters of consolation, canon law, church politics, famine relief, and friendship, including the canonical letters that still govern Orthodox penitential practice.

Cappadocian · Letters

c. 375–377

Latin

The Life of Paul the First Hermit

Jerome · c. 347–420

A short and frankly legendary life claiming that an older hermit than Antony had lived unknown in the desert, fed daily by a raven.

Western · Biography

374–377

Greek

The Medicine Chest

Panarion

Epiphanius of Salamis · c. 315–403

Eighty heresies described and refuted in order, each presented as a snakebite for which the book supplies the antidote, quoting sources now lost.

Early Church · Heresiology

c. 378

Greek

The Hexaemeron

Basil the Great · c. 330–379

Nine sermons on the six days of creation, preached morning and evening to a working congregation, refusing allegory and dwelling instead on the natural world as it actually is.

Cappadocian · HomiliesGenesis