It was said to Amir al-Mu’minin (as): O Amir al-Mu’minin! inform us about “In the name of Allah, the Beneficent, the Merciful” (1:1) – is it from the Fatiha of the Book? So, he said: Yes, the Messenger of Allah (s) would recite it, and afterwards a verse from it. And he would say
The Fatiha of the Book is the Seven Oft-Coupled Verses.