أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا حَمَّادٌ، عَنْ أَيُّوبَ، عَنِ ابْنِ سِيرِينَ، أَنَّ أَنَسَ بْنَ مَالِكٍ، سُئِلَ هَلْ قَنَتَ رَسُولُ اللَّهِ صلى الله عليه وسلم فِي صَلاَةِ الصُّبْحِ قَالَ نَعَمْ ‏.‏ فَقِيلَ لَهُ قَبْلَ الرُّكُوعِ أَوْ بَعْدَهُ قَالَ بَعْدَ الرُّكُوعِ ‏.‏

It was narrated that Anas bin Malik was asked: "Did the Messenger of Allah (PBUH) say the Qunut in Subh prayer?" He said: "Yes." He was asked: "Was that before bowing or after?" He said: "After bowing." Translation Not Available

Book Ref: Sunan An Nisai Book 12 Hadith 1071
Web Ref:  Sunan An Nisai Vol 2 Book 12 Hadith 1072