The Book of Zuhd and Softening of Hearts
وَحَدَّثَنِيهِ أَبُو بَكْرِ بْنُ إِسْحَاقَ، أَخْبَرَنَا ابْنُ أَبِي مَرْيَمَ، أَخْبَرَنَا مُحَمَّدُ بْنُ جَعْفَرٍ، أَخْبَرَنِي الْعَلاَءُ بْنُ عَبْدِ الرَّحْمَنِ، بِهَذَا الإِسْنَادِ مِثْلَهُ .This hadith has been narrated on the authority of al-'Ala' b. 'Abd al-Rahman with the same chain of transmitters
From Sahih Muslim, whose reports the scholars accept as authentic.