I saw the Prophet ﷺ form a ring with his thumb and middle finger and raise the finger next to them, supplicating with it during the tashahhud.
حدثنا علي بن محمد حدثنا عبد الله بن إدريس عن عاصم بن كليب عن أبيه
رأيت النبي ﷺ قد حلق بالإبهام والوسطى ورفع التي تليهما يدعو بها في التشهد
No references are available.
[Its chain of transmission is sahih]. Busiri said, "This is a sahih chain, and its narrators are reliable."