From OpenAI. (2025). ChatGPT [Large language model]. https://chatgpt.com. Below Chat’s response is the scholarly response from Claude.ai, which has a lot more story as well as the name of the Jewish Rabbi that divided the Hebrew Bible into verses. The same question was posed to both.
Prompt: Provide dates and who was responsible for dividing the bible into chapters and verses. Cite the sources.
The division of the Bible into chapters and verses was a gradual process that occurred over centuries. The chapters and verses were added to the Latin Vulgate. Here are the key dates and figures involved:
Division into Chapters
- Date: Around 1205 CE
- Person Responsible: Stephen Langton (c. 1150–1228), an English cardinal and Archbishop of Canterbury
- Contribution: Langton is credited with introducing the modern chapter divisions in the Latin Vulgate, which later influenced all subsequent Bible translations.
Division into Verses
- Old Testament:
- Date: Jewish scribes had traditional verse divisions in the Hebrew Bible by the 9th century CE (formalized in the Masoretic Text).
- Person Responsible: The Masoretes, Jewish scholars who preserved and annotated the Hebrew Scriptures.
- New Testament:
- Date: 1551 CE
- Person Responsible: Robert Estienne (also known as Robertus Stephanus, 1503–1559), a French printer and scholar.
- Contribution: Estienne created the modern verse divisions for the New Testament in his Greek and Latin editions of the Bible, later adopted in the Geneva Bible (1560), which popularized the chapter-and-verse system used today.
Sources:
- Metzger, Bruce M. The Bible in Translation: Ancient and English Versions. Baker Academic, 2001.
- Norton, David. A History of the Bible as Literature: From Antiquity to 1700. Cambridge University Press, 1993.
- Scrivener, Frederick H.A. A Plain Introduction to the Criticism of the New Testament. George Bell & Sons, 1883.
From Claude.ai
Concise Version
Bible chapter and verse divisions were established in different periods:
Chapters:
- Stephen Langton (Archbishop of Canterbury) created the chapter system around 1227 CE while at the University of Paris
Verses:
- Old Testament: Rabbi Isaac Nathan ben Kalonymus standardized verses in 1445 CE for his Hebrew Bible concordance
- New Testament: Robert Estienne (Stephanus) added verse numbers in his 1551 Greek New Testament
- First complete English Bible with both: Geneva Bible (1560)
These divisions were not in the original texts but were added to help with referencing specific passages.
Claude’s Explanatory Version.
Let me explain the fascinating historical process of how the Bible was divided into the chapters and verses we know today.
The chapter divisions we use now were primarily created by Stephen Langton, who served as Archbishop of Canterbury, in the early 13th century (around 1227 CE). Langton developed this system while he was a professor at the University of Paris. This was a significant improvement over previous attempts at organizing the biblical text, which had been somewhat inconsistent and varied between different manuscripts.
The story of verse numbering came later and involves several key figures. The Old Testament (Hebrew Bible) verses were first standardized by Rabbi Isaac Nathan ben Kalonymus in 1445 CE. He developed this system for his Hebrew Bible concordance, though his system was actually based on the Jewish Masoretic text’s existing paragraph breaks.
The New Testament verses we use today were created by Robert Estienne (also known as Stephanus), a French printer and classical scholar. He introduced these verse numbers in his 1551 edition of the Greek New Testament. Interestingly, according to historical accounts, Estienne did much of this work while traveling on horseback from Paris to Lyon. This detail has led some scholars to suggest it might explain some of the seemingly arbitrary verse divisions we occasionally encounter.
The first complete English Bible to use both chapter and verse divisions was the Geneva Bible of 1560. This system proved so useful for referencing and studying the text that it quickly became the standard. Today, virtually all Bible translations use this same system of chapters and verses, though some modern translations might also include section headings or alternative paragraph breaks for readability.
It’s worth understanding that neither the chapter nor verse divisions were part of the original biblical texts. They were added much later as tools to help readers locate and reference specific passages. Sometimes these divisions can even interrupt the natural flow of the text or separate closely related ideas. This is why many modern scholars and readers find it helpful to read larger sections at once, while still appreciating the utility of these divisions for reference purposes.
This standardization was revolutionary for biblical scholarship, as it allowed scholars and readers across different languages and traditions to refer to the exact same passages using a common reference system. Before this system, people would often reference biblical passages by quoting their first few words or describing their location in very general terms.
Examples of misleading changes with the insertion of a Chapter designation;

Re: No. 7 — … this is actually a chunk of material that’s missing from our standard Hebrew Bible. And I think it was original, it somehow just got dropped out. And if you put it back in, this story in First Samuel makes a lot more sense.
Cut and pasted NRSV below for readability compared to the above dark slide.
1 Samuel 11:27B — Now Nahash, king of the Ammonites, had been grievously oppressing the Gadites and the Reubenites. He would gouge out the right eye of each of them and would not grant Israel a deliverer. No one was left of the Israelites across the Jordan whose right eye Nahash, king of the Ammonites, had not gouged out. But there were seven thousand men who had escaped from the Ammonites and had entered Jabesh-gilead. NRSV Footnote is: 10.27 Q Ms Compare Josephus, Antiquities VI.v.1 (68-71: MT lacks Now Nahash . . . entered Jabesh-gilead.