(42) باب مَا يُقَالُ فِي الرُّكُوعِ وَالسُّجُودِ
'A'isha reported that the Messenger of Allah (may peace he upon him) used to pronounce while bowing and prostrating himself:
All Glorious, All Holy, Lord of the Angels and the Spirit.
Reference: Sahih Muslim 487 a
In-book reference: Book 4, Hadith 253
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 987