The Messenger of Allah ﷺ came in to see me while I had four thousand date stones in front of me with which I was glorifying Allah.He said, "You have glorified Allah with these. Shall I teach you something greater than what you have glorified Him with?"I said, "Yes, please teach me."He said, "Say, 'Glory be to Allah, as numerous as His creation.'"
حدثنا محمد بن بشار حدثنا عبد الصمد بن عبد الوارث حدثنا هاشم وهو ابن سعيد الكوفي حدثني كنانة مولى صفية قال سمعت
دخل علي رسول الله ﷺ وبين يدي أربعة آلاف نواة أسبح بها فقال لقد سبحت بهذه ألا أعلمك بأكثر مما سبحت به فقلت بلى علمني فقال قولي سبحان الله عدد خلقه
No references are available.
[Its chain of transmission is daif]. Hakim also narrated it in 12/547 from the hadith of Hashim bin Saeed via the same route, and graded it sahih, and Dhahabi agreed with him. Hashim bin Saeed is daif (Taqrib).There is also a report on this subject from Ibn Abbas [Muslim, no. 2726/79, and Abu Dawud, no. 1503].