45 Wishing from Our heart that you and the spiritual flock for whose welfare you, as diligent shepherds, provide, may advance always towards better and higher goals and that also from the present solemn celebration you may gather a rich harvest of virtue, We impart to you as a pledge of Our benevolence the Apostolic Benediction. Given at the Vatican, on the Feast of All Saints, in the Year of Our Lord 1939, the first of Our Pontificate.
Source: Sertum Laetitiae (Vatican.va)