The entire argument of the Anti-Adiaphorists was by him reduced to the following principle or axiom: "Nihil est adiaphoron in CASU confessionis et scandali.
"Historical Introductions to the Symbolical Books of the Evangelical Lutheran Church"
Friedrich Bente
Ye shall see also in the history of Bochas, in his book De CASU Principum, part of his noble acts, and also of his fall.
"Le Morte D'Arthur, Volume I (of II) King Arthur and of his Noble Knights of the Round Table"
Thomas Malory
34, 5, 'is ubi et quando et quo CASU captus sit, sicut pleraque alia, parum inter auctores constat.
"The Student's Companion to Latin Authors"
George Middleton Thomas R. Mills