Abu Bakr bin Musa says that once I was with Salim when a caravan of Umm al-Banin passed by, in which there were also bells. On this occasion, Salim narrated from his father that the Prophet Muhammad (peace be upon him) said: "Angels do not accompany a caravan in which there are bells, and how many bells do you see with these people?"
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 4811
Hadith Gradingحکم دارالسلام:صحيح لغيره، وهذا إسناد ضعيف، أبو بكر تفرد بالرواية عنه نافع بن عمر الجمحي، وقال الذهبي فى «الميزان» 503/4 : لا يعرف