On occasion Protestant writers and apologists make claim for their theological distinctives as being found in the fathers. The doctrine of Sola Scriptura is one such case where a good many citations are brought forward to establish that this doctrine is nothing novel. And so Protestantism is introducing nothing new in advocating for the doctrine of Sola Scriptura. The two major works from which practically all contemporary Protestant cases directly or indirectly depend on are by Whitaker and Goode. If you have read them (I have) there really isn’t much else to read.
One father who is advanced for the case of Sola Scriptura is Pope Gregory the Great (540-604) Gregory is usually enlisted to support a few parts of the doctrine of Sola Scriptura, scripture as the ultimate authority, its material sufficiency and perspicuity. The following citations are some of the usual suspects.