alkafi-14918Vol. 8, p. 161
إِنَّ اللَّهَ عَزَّ ذِكْرُهُ أَذِنَ فِي هَلَاكِ بَنِي أُمَيَّةَ بَعْدَ إِحْرَاقِهِمْ زَيْداً بِسَبْعَةِ أَيَّامٍ[6].
Abu Abdullah (asws) having said that: ‘Allah (azwj) Gave Permission for the destruction of the Clan of Umayya seven days after their burning of the body of Zayd’.