Sunan Abi Dawud 21269
In-book no 765حَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَحْيَى، عَنْ مِسْعَرٍ، عَنْ عَمْرِو بْنِ مُرَّةَ، عَنْ رَجُلٍ، عَنْ نَافِعِ بْنِ جُبَيْرٍ، عَنْ أَبِيهِ، قَالَ سَمِعْتُ النَّبِيَّ صلى الله عليه وسلم يَقُولُ فِي التَّطَوُّعِ ذَكَرَ نَحْوَهُ .
The above mentioned tradition has also been reported by Jubair b. Mut’im through a different chain of narrators. This version adds: I head the Prophet(ﷺ) uttering (all these supplications) in a supererogatory prayer; he narrated the tradition in a similar manner.