The Shaykh, may Allah have mercy on him, said:
The ninth: Whoever believes that certain people may lawfully step outside the law of Muhammad (peace and blessings be upon him), just as it was permissible for al-Khidr to act outside the law of Moses (peace be upon him), is a disbeliever.
Explanation of the ninth nullifier: “Whoever holds that some people are exempt from the law of Muhammad (peace and blessings be upon him).” This notion means that the law of Muhammad is not universally binding. According to it, the Jews would be free to ignore the law of Muhammad, the Christians would be free to ignore the law of Muhammad, or—as some Ṣūfīs claim—the fully realized ʿārif (gnostic) is no longer required to follow the law of Muhammad because he has supposedly reached Allah and now receives knowledge from Him directly, without any intermediary.
Anyone who claims that a person may leave the law of Muhammad (peace and blessings be upon him) and draw near to Allah or attain His pleasure by some path other than that of the Messenger—“just as al-Khidr was free to leave the law of Moses (peace be upon him)”—whoever believes this is a disbeliever. Such a belief negates the testimony that “Muhammad is the Messenger of Allah,” for that testimony necessitates believing that he is Allah’s Messenger to all people and that no one may ever lawfully step outside his law. From the moment Allah sent him until the Day of Resurrection, there is no route to Allah except through his preserved and everlasting law. Allah has barred every other gate to Paradise; it can be opened only through his way. The Prophet (peace and blessings be upon him) said, “By Him in Whose Hand is the soul of Muhammad, no—