Hadith 202

Bulugh al-Maram

Book 2: The Book of Prayer
Hadith 202
وَفِي رِوَايَةٍ لَهُ : { وَقَبَضَ أَصَابِعَهُ كُلَّهَا , وَأَشَارَ بِاَلَّتِي تَلِي اَلْإِبْهَامَ } 1‏
In another narration of Muslim:

'and he clenched all his (right hand) fingers and pointed with the index finger.'