Date: Mid-fourth century AD
Early ending of Mark and omission of the pericope adulterae.
The thousands of surviving Gospel manuscripts do not agree in every word. Because the Gospels were copied by hand over many centuries, variations entered the manuscript tradition. Most are relatively small, but a few involve passages familiar to generations of Bible readers.
These differences deserve careful examination. They do not mean that the Gospel text is beyond recovery. On the contrary, the abundance of surviving witnesses allows scholars to identify many variations, investigate their origins, and distinguish readings with strong early support from those whose manuscript evidence is less secure.
Before the invention of printing, every copy of a Gospel was produced by a scribe. Even a careful copyist could occasionally omit a word, repeat a phrase, confuse similar expressions, or introduce a change in word order. Other variations arose when scribes clarified difficult wording, harmonized parallel Gospel accounts, or incorporated explanatory material into the text. Corrections sometimes reflected comparison with another manuscript.
As copies circulated through different Christian communities, some readings became associated with particular lines of transmission. Modern textual criticism compares these witnesses to investigate which readings most likely represent the earliest recoverable form of the text. Because manuscripts from different centuries survive, scholars can often trace the existence of competing readings far back into antiquity.
The ending of Mark is one of the best-known examples. Codex Sinaiticus and Codex Vaticanus end Mark at 16:8, while many later manuscripts contain the familiar longer ending, Mark 16:9–20. The longer ending was already known to Irenaeus in the second century. Codex Washingtonianus preserves an additional passage within that ending, commonly called the Freer Logion.
Another significant example is John 7:53–8:11, the account of the woman accused of adultery. The passage is absent from early witnesses including P66, P75, Sinaiticus, and Vaticanus. It appears in many later manuscripts, sometimes in different locations. Most modern textual scholars do not regard it as part of the original composition of John, although the history of the account itself remains a separate question.
John 1:18 contains a variation between expressions commonly translated as the only God or the only Son. Both readings have ancient manuscript support and have been examined extensively by textual scholars.
Matthew 6:13 also provides an example of variation. The familiar concluding doxology of the Lord's Prayer appears in many later manuscripts but is absent from important early witnesses. Its wording reflects an ancient Christian tradition of praise. These examples represent different kinds of variation, ranging from individual expressions to longer passages.
The existence of textual variants is not a discovery of modern critics. Ancient Christian writers sometimes discussed differences among Gospel manuscripts, and later scribes occasionally marked readings they considered uncertain.
The most important question is what the surviving evidence allows us to establish. In the case of Mark 16, the manuscripts and early quotations demonstrate that different endings were known in antiquity. The longer ending is unquestionably ancient, even though most modern textual scholars regard it as secondary to Mark's earliest recoverable text.
The account of the woman accused of adultery presents a different pattern. Its absence from important early witnesses, its varying placement in later manuscripts, and its distinctive textual history provide strong grounds for questioning its original position in John. These examples show why manuscript comparison is essential. Without the surviving evidence, later readers might have no means of recognizing that such differences existed. Because the manuscripts remain available, the variations can be identified and assessed openly.
Most copying differences do not involve passages of this length or significance. The broader Gospel narratives remain recognizable across ancient witnesses, while particular disputed readings can be examined individually.
The textual variations preserved in Gospel manuscripts demonstrate the importance of careful comparison, but they do not erase the extensive continuity visible throughout the tradition. Ancient manuscripts allow scholars to distinguish well-attested Gospel wording from passages whose original form or placement is uncertain. Modern critical editions document these questions rather than concealing them. The result is a stronger historical foundation for understanding the Gospels. Their preservation can be evaluated through the surviving evidence, including both the substantial agreements among manuscripts and the differences that require further investigation.
Bruce M. Metzger, A Textual Commentary on the Greek New Testament, second edition (1994); Bruce M. Metzger and Bart D. Ehrman, The Text of the New Testament, fourth edition (2005); Center for the Study of New Testament Manuscripts, discussions of Mark 16 and John 7:53–8:11; Codex Sinaiticus Project; Institute for New Testament Textual Research, critical editions and manuscript resources.