´It was narrated from Thawban that:` The Messenger of Allah (ﷺ) said: "A group among my Ummah will continue to follow the truth and prevail, and those who oppose them will not be able to harm them, until the command of Allah comes to pass."
Hadith Referenceسنن ابن ماجه / كتاب السنة / 10
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم
´Thawban narrated that the Messenger of Allah(s.a.w) said:` "I only fear for my Ummah from the misguiding A'immah." He said that the Messenger of Allah(s.a.w) said: "There will never cease to be a group from my Ummah manifest upon the truth, they will not be harmed by those who forsake them until Allah's Decree comes."
Shaykh Dr. Abdur Rahman Freywai
Explanation: 1: That is, these rulers will be such that they will be proponents of innovation (bid‘ah) and immorality (fisq wa fujur).
Source: Sunan al-Tirmidhi – Majlis ‘Ilmi Dar al-Da‘wah, New Delhi Edition, Page: 2229