11. Commencement of the Prayer
١١۔ كتاب الافتتاح
The Prophet ﷺ prostrated in Sad and said: "Dawud did this prostration in repentance and we do it in thanksgiving."
أَنَّ النَّبِيَّ ﷺ سَجَدَ فِي { ص } وَقَالَ سَجَدَهَا دَاوُدُ تَوْبَةً وَنَسْجُدُهَا شُكْرًا