ʿUyūn akhbār al-Riḍā
Hadith 167167 - وَبِهذَا الإِسناد عَنِ الحُسَيْنِ بْنِ عَلِىعَلَيْهِمَاالسَّلاَمُ أَنَّهُ قالَ: رَأَيْت النَّبِي صَلَّى اللهُ عَلَيْهِ وَآلِهِ أَنَّهُ كَبَّرَ عَلَى حَمْزَةَ خَمسَ تَكْبِيراتٍ وَكَبَّرَ عَلَى الشُّهَداءِ بَعْد حَمْزَةَ خَمْسَ تَكْبِيراتٍ، فَلَحِقَ حَمْزَة سَبْعُونَ تَكْبِيرَةً.
31-167 According to the same documentation, on the authority of Al-Husayn ibn Ali (a.s.), “I saw the Prophet (S) say God is the Greatest five times over the body of Hamza. Then he said it five times for each of the other martyrs. On the whole, the Prophet (S) had said it seventy times over the body of Hamza.”