According to a historical catalogue inserted in the

Drogo Sacramentary The Drogo Sacramentary (Paris, Bibliothèque Nationale de FranceMS lat. 9428 is a Carolingian illuminated manuscript on vellum from 850 AD, one of the monuments of Carolingian book illumination. It is a sacramentary, a book containing all th ...

(folio 126), Adelphe (also known as Adelfus, Adelphus, Adelfius) is the 10th

bishop of Metz Metz ( , , lat, Divodurum Mediomatricorum, then ) is a city in northeast France located at the confluence of the Moselle and the Seille rivers. Metz is the prefecture of the Moselle department and the seat of the parliament of the Grand Es ...

. Most agree he lived in the fifth century.

Louis the Pious Louis the Pious (german: Ludwig der Fromme; french: Louis le Pieux; 16 April 778 – 20 June 840), also called the Fair, and the Debonaire, was King of the Franks and co-emperor with his father, Charlemagne, from 813. He was also King of Aqui ...

moved his remains in the Abbey of Neuwiller-lès-Saverne, in 826. He was canonized on 3 December 1049 by

Pope Leo IX Pope Leo IX (21 June 1002 – 19 April 1054), born Bruno von Egisheim-Dagsburg, was the head of the Catholic Church and ruler of the Papal States from 12 February 1049 to his death in 1054. Leo IX is considered to be one of the most historically ...

. He is commemorated in the Roman Martyrology on 29 August.

References

Further reading