If they were teaching the SAME Gospel then what is the need to change the translation from OF to TO ?
Greek shows original was OF
They are teaching the same gospel, a typical protestant ploy, one sees something that agrees with a personal perception and build a whole new religion or form a church on this basis
Jehovah witness do the same with building a church on the name "Jehovah" only naming one to keeping it short, but all do the same
20Thus I aspire to proclaim the gospel not where Christ has already been named, so that I do not build on another’s foundation,
In Romans 15:20, Paul is expressing his desire to preach the gospel in regions where Jesus' message has not yet been heard. He wants to spread the Good News to new areas and not rely on the work of others who have already established a foundation for the Christian faith, the same faith, not a different one from Pauls, Paul's goal is to bring the same gospel to those who have not yet had the opportunity to hear it and to build up new believers in those areas.
If it was a different Faith or having to be founded by a particular apostle is not what God ordained, otherwise he would have only had one apostle
Then what do we do with the foundation of Thomas, as he's the only one that went to India and established Christianity there
