The Syro-Hexapla was an annotated Old Testament used by the Syriac church.The Syriac Version or Peshitta was also in use.
The Origin of the Bible: Newly Updated by F. F. Bruce, J. I. Packer, Philip W. Comfort, and Carl F. H. Henry, 2020. Texts and Manuscripts of the Old Testament by Mark R. Norton, Page 171)