-— You don’t add ‘Mary is the mother of God’ and you don’t take scripture like ‘and upon this Rock I will build my church’ and claim the Rock is Peter when the scripture is not clear on the statement... -—
Many Protestants have studied the writings of the early Church Fathers in an effort to resolve these seeming ambiguities. Many of them have become Catholic.
Your church fathers did not write the scriptures...They 'comment' on the scriptures...Far more Catholics have left your religion than Protestants have joined it...You may want to chose a different argument...