Bible Fact · Matthew 24:35 — 'Heaven and earth will pass away, but my words will not pass away.'

Codex Sinaiticus: The World's Oldest Complete Bible

The Fact

In 1844, German Bible scholar Constantin von Tischendorf visited St. Catherine's Monastery on Mount Sinai — the oldest continuously inhabited Christian monastery in the world — and noticed monks using old parchment pages as kindling for their fire. Examining the pages, he recognized they were part of an extraordinarily ancient Greek Bible. Over three visits, he secured a large portion of the manuscript. The complete manuscript — containing the entire New Testament, most of the Old Testament (Septuagint), and two early Christian texts (Barnabas and the Shepherd of Hermas) — became known as the Codex Sinaiticus. It is written on vellum (animal skin) in four columns, in Greek majuscule (capital letters). Radiocarbon dating and paleographic analysis date it to approximately 330–360 AD, making it roughly contemporary with Constantine's reign. Today, the manuscript is split between four institutions: the British Library (London), the National Library of Russia (St. Petersburg), Leipzig University Library, and St. Catherine's Monastery. A full digital version is available online at codexsinaiticus.org.

Context

Tischendorf's acquisition of the manuscript from St. Catherine's is one of the most controversial stories in biblical scholarship — the monastery claims it was taken without proper authorization. The legal ownership dispute was never fully resolved.

Significance

The Codex Sinaiticus is the oldest complete Bible we have — written within 300 years of Jesus's ministry. Holding a photograph of it is as close as any living person can get to the earliest church's Scripture.

Reflection

A monastery preserved this manuscript for 1,500 years — including through the collapse of Rome, the Islamic conquests, the Crusades, the Ottoman Empire. The church's preservation of Scripture across history is itself a story of faithfulness. How are you preserving what you've been given?

Explore more facts