Abu Musa said, "My son, if only you had seen us when we were with the Messenger of Allah ﷺ, our smell was the smell of sheep."
حدثنا حسن بن موسى حدثنا أبو هلال حدثنا قتادة
قال أبو موسى يا بني كيف لو رأيتنا ونحن مع رسول الله ﷺ وريحنا ريح الضأن
Its isnad is sahih. It is found in Tirmidhi, 4/650, no. 2479, and he said, "Hasan sahih."