Ask God the Father to extend his merciful and loving hand to you, accepting you back into the flock.
When we have sinned, it is tempting to think that God no longer loves us and somehow despises us.
Yet that idea is farthest from the truth.
God is in fact the Most Loving Father, and is the perfect version of the father in the Parable of the Prodigal Son. He is always there, with open arms, ready to accept us back into the flock.
Here is a prayer from The Catholic prayer book and manual of meditations, asking God for the grace to return to his loving embrace.
Read also :The mother-like mercy shown the Prodigal Son