The Book of Manners and Etiquette
وَحَدَّثَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، أَخْبَرَنَا عَبْدُ الأَعْلَى، وَقَالَ، إِسْحَاقُ أَخْبَرَنَا وَكِيعٌ، حَدَّثَنَا سُفْيَانُ، كِلاَهُمَا عَنْ يُونُسَ، بِهَذَا الإِسْنَادِ مِثْلَهُ .This hadith has been narrated on the authority of Yunus through another chain of transmitters
From Sahih Muslim, whose reports the scholars accept as authentic.