Sunan an-Nasai 17774
In-book no 3038أَخْبَرَنَا الْحُسَيْنُ بْنُ حُرَيْثٍ، قَالَ أَنْبَأَنَا سُفْيَانُ، عَنْ عُبَيْدِ اللَّهِ بْنِ أَبِي يَزِيدَ، قَالَ سَمِعْتُ ابْنَ عَبَّاسٍ، يَقُولُ أَنَا مِمَّنْ، قَدَّمَ النَّبِيُّ صلى الله عليه وسلم لَيْلَةَ الْمُزْدَلِفَةِ فِي ضَعَفَةِ أَهْلِهِ .
It was narrated that Ubaidullah bin Abu Yazeed said: I heard Ibn Abbas say: I was one of those whom the Prophet sent ahead amongh the weak ones of his family.