Hadith 31-84

وَبِهذَا الإِسنادِ قالَ: قالَ رَسُولُ اللَّهِ صَلَّى اللهُ عَلَيْهِ وَآلِهِ: أَفْضَلُ اَعمالِ اُمَّتي انتِظارُ فَرَجِ اللَّهِ.

According to the same documentation, God’s Prophet (S) said, “The best deed for my nation is awaiting some relief (of their affairs) by God.”