He wished to set Albert de Luynes at rest as to his presence at the court of Mary de' Medici, the devotion he showed her, and the counsels he gave her.

He had but small success, however.

The new favorite was suspicious and anxious.

Richelieu appeared to be occupied with nothing but the duties of his office; he presided at conferences; and he published, against the Protestants, a treatise entitled _The Complete Christian (De la Perfection du Chretien)_.

Luynes was not disposed to believe in these exclusively religious preoccupations; he urged upon the king that Richelieu should not live constantly in the queen-mother's neighborhood, and in June, 1617, he had orders given him to retire to the courtship of Avignon.