 At the behest of his uncle, a monk at Saint-Léger-de-Champeaux, Glaber was sent to a monastery at the age of twelve, but he was eventually expelled for disobedience.He spent much of his life moving from one monastery to another.He then entered Moutiers-Saint-Jean Abbey near Dijon, and around the year 1010, joined the Abbey of St. Benignus, also near Dijon.