Edition: Joannes Mouton, Opera omnia, ed. Andreas C. Minor, 4 vols. to date, Corpus mensurabilis musicae, 43 ([Dallas]: American Institute of Musicology, 1967-), 4: 79-130.
The model is the motet Verbum bonum et suave of Pierkin Therache, printed in Petruccis Motetti de la corona libro secondo of 1519 (see http://elvis.music.mcgill.ca/node/3684). Moutons parody Mass was printed in Anticos Missarum authorum liber primus of 1521.
Note: Dating is based on the prints--it could have been written earlier.