Responsories for Holy Week nocturn of Maundy Thursday are from Saint Augustines "Enarrationes in Psalmos" Second of Poulenc's "Sept répons des ténèbres". The lessons for the third nocturn of Maundy Thursday are from 1 Corinthians II: 17-34 First of Poulenc's "Sept répons des ténèbres". Good Friday is the sixth day (Latin: Feria VI or Feria Sexta) of the Holy Week. In Latin the occasion is also indicated as "In Parasceve" (Parasceve being Latin for Friday). Thus the second set of nine responsories for Holy Week can appear under titles such as "Feria VI – In Parasceve". The lessons of the first nocturn of Good
Week Japan as early as 1007. In Japan, the seven-day system was kept in use for astrological purposes until its promotion to a full-fledged Western-style calendrical basis during the Meiji era. The seven-day week was known in India by the 6th century, referenced in the Pañcasiddhāntikā. Shashi (2000) mentions the Garga Samhita, which he places in the 1st century BC or AD, as a possible earlier reference to a seven-day week in India. He concludes "the above references furnish a terminus ad quem (viz. 1st century) The terminus a quo cannot be stated with certainty". In Arabia, a similar seven-week system