This Invocation to the Immaculate Heart of Mary is the type of prayer known as an aspiration or ejaculation. It is meant to be prayed frequently throughout the day, whenever our thoughts turn to Mary or when, say, we're particularly aware of our need to be humble.
Invocation to the Immaculate Heart of Mary
O heart most pure of the Blessed Virgin Mary, obtain for me from Jesus a pure and humble heart.
