It is a sweet and pious belief that the infusion of Mary’s soul was effected without original sin; so that in the very infusion of her soul she was also purified from original sin and adorned with God’s gifts, receiving a pure soul infused by God; thus from the first moment she began to live she was free from all sin.

“On the Day of the Conception of the Mother of God,” – Sermon by Martin Luther 1527, the Feast of the Immaculate Conception