´It was narrated that 'Aishah said:` "The Messenger of Allah (ﷺ) said when bowing and prostrating: 'Subbuhun Quddusun Rabbul-mala'ikati war'ruh (Perfect, Most Holy, Lord of the Angels and the Spirit)."
Hadith Referenceسنن نسائي / كتاب التطبيق / 1135
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم