Summa Theologica

IIIa q. 65 : Of The Number Of The Sacraments (Four Articles)

[Letter] [A4] Entire question
[Letter] [A4] 1. Whether there should be seven sacraments?
[Letter] [A4] 2. Whether the order of the sacraments, as given above, is becoming?
[Letter] [A4] 3. Whether the Eucharist is the greatest of the sacraments?
[Letter] [A4] 4. Whether all the sacraments are necessary for salvation?