حَدَّثَنَا أَبُو بَکْرِ بْنُ خَلَّادٍ حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ عَنْ مَنْصُورٍ عَنْ إِبْرَاهِيمَ عَنْ عَلْقَمَةَ أَنَّ ابْنَ مَسْعُودٍ سَجَدَ سَجْدَتَيْ السَّهْوِ بَعْدَ السَّلَامِ وَذَکَرَ أَنَّ النَّبِيَّ صَلَّی اللَّهُ عَلَيْهِ وَسَلَّمَ فَعَلَ ذَلِکَ
ابن ماجہ · Hadith 1218
It was narrated from Alqamah that Ibn Mas'ud prostrated twice for prostrations of forgetfulness after the Salam, and he mentioned that the prophet SAW did that." (Sahih).
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020