Nostradamus C9 Q70: The great mutation of religious sacraments.
Copyright: Allan Webber, December 2015

There are many anagrams in this verse that confirm the day of the Sacrament in the text of this verse refers to special religious ceremonies.

These include, christen ( is trench), Matins ( tin -s Ma), Latin Mass (Latin -s Maſ), monastics ( tin -s Maſco), synodal (dans Lyo), Anchorites (ois trencha) Psalter (t Par les) and Satanism (atins Maſ).

This verse has strong connections with C6 Q54.

Matins is the monastic night-time liturgy of the canonical hours ending at dawn.
Psalter represents the Book of Psalms
Latin Mass refers to the liturgy of the Roman Catholic Mass celebrated in Latin.
Anchorite  for religious reasons, withdraws from secular society lead an intensely prayer-oriented, ascetic  Eucharist-focused life.
Synodal assembly of ecclesiastics  convoked for the discussion and decision of ecclesiastical affairs.

Key Ideas:

authoress, enchant, monastics, anti-tonals, replacements, Czech, talismans, Latin Mass, permanent scales, lonely, Anchorites, cannot, transplace, ancestral, canons, Crusader, cowards, excused, Satanism, demented, Viennese, chanters, christen, Ironhearts, sword,  menacer, synodal, flames, dated, Lyons, spectral, torrents, Rennes, blame, false, scream, shout, Psalter.