From Court to Cloister
Benedict was raised at the Frankish court, educated under Pippin the Younger and taken into the service of Charlemagne, whom he accompanied on the Italian campaign of 773. His decision to enter the monastic life followed a brush with death in the Ticino River, after which he entered the Abbey of Saint-Seine.
There he embraced a rigorous asceticism and immersed himself in the Rule of Saint Benedict. When the community resisted his severity, he withdrew to his family's lands in Languedoc, first as a hermit and then as the founder of a new community at Aniane around 779.
The Reformer of Frankish Monasticism
Aniane flourished and became the model and centre of the monastic reform introduced under Louis the Pious. When Louis was King of Aquitaine he entrusted Benedict with reforming the monasteries of his realm, and as emperor Louis made him his chief adviser on monastic affairs, charging him to coordinate a common observance throughout the imperial domains.
In 814 Louis founded a monastery for him on the Inde, a stream near Aachen — later known as Kornelimünster Abbey — intended to serve as an exemplar for every other house. From this base Benedict presided over the reforming synods at Aachen in 816–817, whose ordinances, dated 10 July 817, sought to bind the empire's monasteries to the Rule of Saint Benedict and a uniform discipline.
The anchor tradition of the database records that Saint William of Gellone entrusted the monastery of Gellone to Benedict's direction, illustrating the reach of his authority over the monastic life of the region.
Writings and Legacy
Benedict compiled two enduring collections of monastic legislation. The Codex regularum (a code of monastic rules) gathered the regulations governing the empire's houses, while the Concordia regularum set passages of the Benedictine Rule alongside parallel texts from earlier monastic rules, demonstrating its harmony with the wider tradition.
He also opposed the Adoptionist heresy of his day. Through his reform and his writings, Benedict did much to establish the Rule of Saint Benedict as the common standard of Western monasticism. His life was recorded by his pupil Ardo (Ardo Smaragdus), a monk of his community.