Wicked men do not owe their power of conferring sacraments to their being members of the devil.
 Thomas Aquinas, Summa Theologica (1274). copy citation

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Author Thomas Aquinas
Source Summa Theologica
Topic power
Date 1274
Language English
Reference
Note Translated by Fathers of the English Dominican Province
Weblink http://www.gutenberg.org/cache/epub/19950/pg19950-images.html

Context

“invisibly—by cleansing, enlightening, and perfecting. Reply Obj. 2: The saints in heaven resemble the angels as to their share of glory, but not as to the conditions of their nature: and consequently not in regard to the sacraments. Reply Obj. 3: Wicked men do not owe their power of conferring sacraments to their being members of the devil. Consequently, it does not follow that a fortiori the devil, their head, can do so. _______________________ EIGHTH ARTICLE [III, Q. 64, Art. 8] Whether the Minister's Intention Is Required for the Validity of a Sacrament?” source