Whenever the Messenger of Allah ﷺ raised his head from bowing, he would say, "O Allah, our Lord, to You belongs all praise."
كان رسول الله ﷺ إذا رفع رأسه من الركوع قال: اللهم ربنا ولك الحمد.
Nasai (1060) narrated it from Ishaq bin Ibrahim, from Abdul-Razzaq (it is in his Musannaf, 2912), from Maamar, from Zuhri, from Abu Salama bin Abdul-Rahman, from Abu Hurairah, and he related the hadith. Its isnad is sahih.