Here you can find and download texts that are related to the issue of judging upon the apparent, and refutation of the modern time Khawarij who insists on their hideous bid’ah of declaring anyone a disbeliever until they test them in their beliefs, even if they ascribe to Islam, say La ilaha illa Allah and pray the the prayer of Muhammad (sallallahu ‘alayhi wa sallam).
Accepting the outwardly Islām and not looking into possibilities and assumptions
One hadīth to break the backs of the people of bida’
Some shubuhāt (doubts) in connection with judging upon the apparent