سُنَنُ النَّسَائِيِّ
Sunan an-Nasa’i 574
The Book of the Times (of Prayer)
Concession Allowing Prayer After 'Asr
أَخْبَرَنَا عُبَيْدُ اللَّهِ بْنُ سَعِيدٍ، قَالَ حَدَّثَنَا يَحْيَى، عَنْ هِشَامٍ، قَالَ أَخْبَرَنِي أَبِي قَالَ، قَالَتْ عَائِشَةُ مَا تَرَكَ رَسُولُ اللَّهِ صلى الله عليه وسلم السَّجْدَتَيْنِ بَعْدَ الْعَصْرِ عِنْدِي قَطُّ .
It was narrated that Hisham said: "My father told me: 'Aishah said: 'The Messenger of Allah (ﷺ) never neglected to pray two Rak'ahs after 'Asr in my house.'"
Sunan an-Nasa'i, 574Sahih (Darussalam)