Petruzzello, Melissa (2023). "St. Maximus the Confessor". Britannica. Encyclopaedia Britannica. Retrieved 29 June 2023.
catholic-forum.com
For example, see Catholic ForumArchived 2007-06-25 at the Wayback Machine. The injuries Maximus sustained while being tortured and the conditions of his exile both contributed to his death, causing Maximus to be considered a martyr by many.
ccel.org
Philip Schaff, History of the Christian Church, Volume IV: Mediaeval Christianity. A.D. 590–1073 (online edition)§111, accessed 15 January 2007.
For example, from the biography provided by the Orthodox Church in America: "Three candles appeared over the grave of St Maximus and burned miraculously. This was a sign that St Maximus was a beacon of Orthodoxy during his lifetime, and continues to shine forth as an example of virtue for all. Many healings occurred at his tomb."
For example, see Catholic ForumArchived 2007-06-25 at the Wayback Machine. The injuries Maximus sustained while being tortured and the conditions of his exile both contributed to his death, causing Maximus to be considered a martyr by many.
Herbermann, Charles, ed. (1913). "St. Maximus of Constantinople" . Catholic Encyclopedia. New York: Robert Appleton Company.: "The first action of St. Maximus that we know of in this affair is a letter sent by him to Pyrrhus, then an abbot at Chrysopolis ..."