Abu Dawud Book 2, Hadith Number 869.

Narated By Uqbah ibn Amir : The above (No 868) tradition has also been reported through a different chain of narrators by Uqbah ibn Amir to the same effect. This version adds: When the Apostle of Allah (PBUH) bowed, he said: “Glory and praise be to my mighty Lord” three times, and when he prostrated himself, he said: “Glory and praise be to my most high Lord” three times.