It depends on what the meaning of "is" is.
Can you provide a Scripture verse that tells us that we may only believe dogma that is given explicit treatment in Scripture?
SD
"Can you provide a Scripture verse that tells us that we may only believe dogma that is given explicit treatment in Scripture?"
2 Timothy 3:16
16 All Scripture is God-breathed and is useful for teaching, rebuking, correcting and training in righteousness,