Sunan Abi Dawud — General Behavior (Kitab Al-Adab) — Hadith No: 4925
Translation
Nafi said :I was sitting behind Ibn ‘Umar on the mount when he passed a shepherd who was blowing a pipe. He then mentioned the rest of the tradition in a similar manner. Abu Dawud said : Between Mut’im and Nafi the name of a narrator Sulaiman b. Musa has been inserted