The Book of Virtues
وَحَدَّثَنَا ابْنُ نُمَيْرٍ، حَدَّثَنَا عُبَيْدُ اللَّهِ بْنُ مُوسَى، أَخْبَرَنَا حَسَنُ بْنُ صَالِحٍ، عَنْ سِمَاكٍ، بِهَذَا الإِسْنَادِ مِثْلَهُ .This hadith has been narrated on the authority of Simak with the same chain of transmitters
From Sahih Muslim, whose reports the scholars accept as authentic.