Renowned Canadian artist Ozias Leduc, son of the parish, decorated the church in 1898 . His work has fifteen large murals on canvas and stenciled on the vaults and walls ornamentation. The tables represent the seven sacraments, the four evangelists, the Nativity Church Mont-St-Hilaireé and ascension of Christ, the Assumption of the Holy Virgin and the patron of the parish, St. Hilary of Poitiers.more...See more text