You shall not hearken unto the words of that prophet, or that dreamer of dreams: for the LORD your God is testing you, to know whether you love the LORD your God with all your heart and with all your soul.
All Commentaries on Deuteronomy 13:3 Go To Deuteronomy 13
Vincent of Lérins
AD 445
Hence [Montanus] richly deserved that it also ought to be said of him and his writings: “If there rises in the midst of you a prophet, you shall not hear the words of that prophet.” And why not? “For,” it is said, “the Lord your God tries you whether you love him or not.” By virtue of these many convincing examples from church history and others of the same kind, we must clearly perceive and, according to the rules of Deuteronomy, fully understand that if at any time a teacher of the church deviates from the faith, divine providence permits this to happen in order to test and to try us, “whether we love God or not with all our heart and all our soul.” Since this is so, we may say that a true and genuine Catholic is the person who loves the truth of God, the church and the body of Christ. [Such a person] does not put anything above divine religion and the Catholic faith—neither the authority, nor the affection, nor the genius, nor the eloquence nor the philosophy of any other human being. –..
