thumb|right|350px|The inter-relationship between various ancient versions of the Old Testament, between ca. 400 BC and AD 600, according to the Encyclopaedia Biblica. Origen's Hexapla, here labelled with the adjectival Hexaplar, is shown as the source of the [[Codex Sinaiticus (א), Codex Alexandrinus (A) and Codex Vaticanus (B), three of the oldest extant manuscripts of the Greek Old Testament, as well as of two early Syro-Aramaic translations, the Harklean and Palestinian versions.]] Hexapla (), also called Origenis Hexaplorum, is a critical edition of the Hebrew Bible in six versions, four o
thumb|right|350px|The inter-relationship between various ancient versions of the Old Testament, between ca. 400 BC and AD 600, according to the Encyclopaedia Biblica. Origen's Hexapla, here labelled with the adjectival Hexaplar, is shown as the source of the [[Codex Sinaiticus (א), Codex Alexandrinus (A) and Codex Vaticanus (B), three of the oldest extant manuscripts of the Greek Old Testament, as well as of two early Syro-Aramaic translations, the Harklean and Palestinian versions.]] Hexapla (), also called Origenis Hexaplorum, is a critical edition of the Hebrew Bible in six versions, four of them translated into Greek, preserved only in fragments. It was an immense and complex word-for-word comparison of the original Hebrew Scriptures with the Greek Septuagint translation and with other Greek translations. The term especially and generally applies to the edition of the Old Testament compiled by the theologian and scholar Origen sometime before 240. thumb|Text from the Hexapla showing Proverbs 3. The subsisting fragments of partial copies have been collected in several editions, that of Frederick Field (1875) being the most fundamental on the basis of Greek and Syrian testimonies. The surviving fragments are now being re-published (with additional materials discovered since Field's edition) by an international group of Septuagint scholars. This work is being carried out as The Hexapla Project under the auspices of the International Organization for Septuagint and Cognate Studies, and directed by Dr Neil McLynn. The members of the editorial board are: Peter J. Gentry (Southern Baptist Theological Seminary and the Göttinger Septuaginta-Unternehmen), Dr Alison G. Salvesen (Oxford University), and Bas ter Haar Romeny (Leiden University).
== History == thumb|Origen with his disciples. Engraved by Jan Luyken, c. 1700 Origen began to study Biblical Hebrew in his youth; forced to relocate to Palestine during the persecution of Christianity in Alexandria, he went into biblical textology. By the 240s, he commented on virtually all the Old and New Testament books. His method of working with the biblical text was described in a message to Sextus Julius Africanus (c. 240) and a commentary on the Gospel of Matthew:
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).