The Apostles’ Creed
I said it yesterday as part of the worship service. Did you?
Kim Riddlebarger explains why many Protestants still recite it.
If you are to set out those things that differentiate Christianity from all other religions, including monotheistic ones (for example, Judaism and Islam), the Apostles’ Creed would provide an excellent summary of those doctrines unique to Christianity.
(Ligonier Ministries Blog)
The Church Fathers
Nathan Busenitz has collected thirty patristic quotes, “centering on the reality that justification is by grace alone through faith alone” (the Cripplegate).