It may be well documented in the self-serving papers of Rome, but it conspicuously absent from the pages of Scripture right along with Unicorns, Leprechauns, and Bigfoot. Your group may wish to live in a fantasy world, but believers in Christ hold onto reality.
You need to actually read, every word and word choice, every comma, every setting of Scripture in the context of the entirety of Scripture instead of adhering to the "grid" of Protestant eisegesis. Claiming the supremacy of Scripture and then ignoring significant parts of it is disingenuous at best.
You receive the body of the Lord with special care and reverence lest the smallest crumb of the consecrated gift fall to the floor. You should receive the word of God with equal care and reverence lest the smallest word of it fall to the floor and be lost. - Origen
Yes, “faith alone” does appear once in scripture.
Preceded by “not by”.
Neither sola fide nor sola scriptura are scriptural.
So, you too, have followed traditions - only a different one.