De Bengy spent nine years in residence at the Jesuit College of Brugelette, and in 1834 entered the Society of Jesus. During the Crimean War he served as chaplain to the French soldiery and thereafter until 1870 devoted his life to college work.
De Bengy's commitment to Jesuit education was evident through his nine years at the Jesuit College of Brugelette, followed by his dedication to college work from 1834 until 1870. His service as a chaplain for French troops during the Crimean War further highlights this commitment.