The Prophet (peace and blessings be upon him) said:
"After me you will soon see unfair preference (the unworthy being preferred over the worthy) and matters that you will disapprove of. (At that time) keep giving them (the rulers) their right, and ask (only) Allah Almighty for your own right."
Hadith Referenceصحیح الجامع الصغیر / حرف الألف / 2305
Hadith Gradingالألبانی:صحيح
Hadith Takhrij[خ ت] عن ابن مسعود. مختصر مسلم ١٢٣٠نحوه عن أسيد.