 In 1735, after his ordination as a priest, he was appointed professor of theology at the school.He soon, however, came under suspicion of subscribing to Jansenism and was summoned by the Bishop of Pamiers, by whom he was rebuked and required to submit to an interrogation by a committee of Jesuits.In 1745 King Louis XV called a General Chapter of the Congregation of Canons Regular of St. Genevieve to which Pingré belonged.