Islaam Is following Qur'an and Sunnah as understood and practised by Sahabah.

Islaam Is.....
Following Qur'aan And Sunnah As Understood And Practiced By Sahaaba
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Rasoolulaahi ﷺ said

لَيْسَ الْغِنَى عَنْ كَثْرَةِ الْعَرَضِ، وَلَكِنَّ الْغِنَى غِنَى النَّفْسِ ‏

"Richness does not mean having a great amount of property, rather richness  is to be selfcontent

Bukhari 6446