The Book of Zuhd and Softening of Hearts
وَحَدَّثَنَاهُ ابْنُ أَبِي عُمَرَ، حَدَّثَنَا سُفْيَانُ، حَدَّثَنَا الصَّدُوقُ الأَمِينُ الْوَلِيدُ بْنُ حَرْبٍ، بِهَذَا الإِسْنَادِ .Abu Sufyan reported like that as as-Saduq al-Amin al-Walid b. Harb narrated with the same chain of transmitters
From Sahih Muslim, whose reports the scholars accept as authentic.