(119) باب افْتِتَاحِ الصَّلاَةِ
The above mentioned tradition has also been reported by Muhammad b. 'Amr b. 'Ata' through a different chain of narrators. This version adds:
"When he prostrated himself he neither placed his arms on the ground nor closed them; putting forward his fingers towards the qiblah."
Reference: Sunan Abi Dawud 732
In-book reference: Book 2, Hadith 342
English translation: Book 2, Hadith 731