628
Bulugh al-Maramوَفِي لَفْظٍ لِمُسْلِمٍ, وَيَقُولُ: { بِسْمِ اَللَّهِ. وَاَللَّهُ أَكْبَرُ } (1765) .
In a version by Muslim, 'and would say Bismillah and Allahu Akbar.'
Reference: English : Book 12, Hadith 1387
Arabic : Book 12, Hadith 1346
Arabic : Book 12, Hadith 1346