Sunan an-Nasa'i, Hadith 986 ⓘ
It was narrated from Ibn Abbas from his mother that: She heard the Prophet recite Al-Mursalat in Maghrib.
أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنِ الزُّهْرِيِّ، عَنْ عُبَيْدِ اللَّهِ، عَنِ ابْنِ عَبَّاسٍ، عَنْ أُمِّهِ، أَنَّهَا سَمِعَتِ النَّبِيَّ صلى الله عليه وسلم يَقْرَأُ فِي الْمَغْرِبِ بِالْمُرْسَلاَتِ .
also referenced under: Book 11, Hadith 111 (In-Book) & Volume 2, Book 11, Hadith 987 (DarusSalam)