Jan van Ruusbroec submitted his Groenendael Priory to their Rule in 1335, from which stemmed the Brethren of the Common Life and Thomas à Kempis' Devotio Moderna.
Jan van Ruusbroec submitted his Groenendael Priory in 1335, which gave rise to the Brethren of the Common Life and Thomas à Kempis' Devotio Moderna.