Hor: M. Black, A Christian Palestinian Syriac Horologion (Cambridge: 1954). Extensive citations from the Psalter used here have been omitted from our digital text, as have repeated ritual instructions, but where of significance they have been added as variants to relevant citations. Digital images of the he manuscript are available from the Staatsbibliothek zu Berlin at: https://digital.staatsbibliothek-berlin.de/werkansicht?PPN=PPN1794358951&PHYSID=PHYS_0001&DMDID=