Hadith 17414

حَدَّثَنَا أَبُو عَبْدِ الرَّحْمَنِ ، حَدَّثَنَا مُوسَى يَعْنِي ابْنَ أَيُّوبَ الْغَافِقِيَّ ، حَدَّثَنِي عَمِّي إِيَاسُ بْنُ عَامِرٍ ، قَالَ : سَمِعْتُ عُقْبَةَ بْنَ عَامِرٍ الْجُهَنِيَّ ، يَقُولُ : لَمَّا نَزَلَتْ فَسَبِّحْ بِاسْمِ رَبِّكَ الْعَظِيمِ قَالَ لَنَا رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ : " اجْعَلُوهَا فِي رُكُوعِكُمْ " ، فَلَمَّا نَزَلَتْ سَبِّحْ اسْمَ رَبِّكَ الْأَعْلَى قَالَ : " اجْعَلُوهَا فِي سُجُودِكُمْ " .
It is narrated from Hazrat Uqbah bin Aamir (may Allah be pleased with him) that when this blessed verse "Fasabbih bismi rabbikal azeem" was revealed, the Prophet (peace and blessings be upon him) said: "Include it in your bowing (ruku')" (that is why 'Subhana Rabbiyal Azeem' is said in ruku'). And when "Sabbih isma rabbikal a'la" was revealed, he said: "Include it in your prostration (sajdah)" (that is why 'Subhana Rabbiyal A'la' is said in sajdah).
Hadith Reference مسند احمد / مسند الشاميين / 17414
Hadith Grading حکم دارالسلام: إسناده محتمل للتحسين