 With the support of Jean-Baptiste de Bouillé, the Archbishop of Poitiers, out of his own experience, he immediately began efforts to popularize the practice of the nocturnal adoration of the Blessed Sacrament by the general faithful.Cohen soon felt called to be a priest.He first approached the Benedictine monks of the Abbey of Solesmes, who were known for their studies for the revival of Gregorian chant.