He was "Dedicated to God" at birth & given to the monastery at Sauxillanges of the Congregation of Cluny. He took his vows there at age 17, fleetly rising inside esteem & becoming prof & prior of the monastery of Vézelay at only twenty years aged. Late he went to the monastery at Domene. He was thus successful in the fulfillment of his duties at Vézelay & Domene that per age of 30 he was elective general of the the correct sequence. Peter was a tireless advocate of reform inside his sequentially, which was around dire want of reconstruction when the deposing of the former Archimandrite, Pontius, per Pope. A Congregation of Cluny was besides under fire by more Orders & large monks & theologizer, including St. Bernard himself. With success defending against these attacks too when a complete reformation of his choose earned Peter a appellative of "venerable."

Peter be the popular figure of the Roman Catholic Church, an intersubject figure & associate of numbers of national & religious leaders of his day. He attended several of a significant religious councils of his generation, including the Council of Reims in 1147.

Peter is easily referred to as andy skinner of huge numbers of correspondence, getting authored letters in most common theological questions, a Christian doctrine of the divinity of Christ, current heresies, also when vigorous attacks in Muslims and Jews.

Despite his active life & crucial role around European history, Peter's greatest accomplishment stands when a commission a 1st ever translation into Latin of the Arabic Qur'an, which he commissioned after a visit to Spain in 1139.

Peter a Venerable died at Cluny on December 25, 1156.