Ali bin Salah bin Salah علي بن صالح بن صالح بن حي · The Book on Business

"Makhrafah Al-'Abdi and I brought linens from Hajar. The Prophet (ﷺ) came to us in bargain with us with some pants. There was someone with me who weighed (the goods) to determine the value. So the the Prophet (ﷺ) said to the one weighing: 'Weigh and add more.'" There are narrations on this topic from Jabir and Abu Hurairah. The Hadith of Suwaid is a Hasan Sahih Hadith. The people of knowledge consider it recommended to add more when weighing.…