Abu Karayb, Muhammad bin al-'Ala' محمد بن العلاء - أبو كريب · The Book on Business

That the Messenger of Allah (ﷺ) said to the people of weights and measures: "Indeed you have been entrusted with two matters that nations preceding you in the past were destroyed for." We do not know this Hadith to be Marfu' except through the narration of Husain bin Qais, and Husain bin Qais was graded weak in Hadith. This has been reported as Maquf narration from Ibn 'Abbas with a Sahih chain of narration.

The Messenger of Allah (ﷺ) prohibited Muhaqalah and Muzabanah. There are narrations on this topic from Ibn 'Umar, Ibn 'Abbas, Zaid bin Thabit, Sa'd, Jabir, Rafi' bin Khadij, and Abu Sa'eed. The Hadith of Abu Hurairah is a Hasan Sahih Hadith. Muhaqalah is selling corps for wheat, and Muzabanah is selling dates that are on the date-palm for dried dates. This is acted upon according to the most of the people of knowledge, they disliked sales of Muhaqalah and Muzabanah.

From Malik bin Aws bin Hadathan that he said: "I once said: 'Who can change some Dirham?' So Talhah bin 'Ubaidullah - and he was with 'Umar bin Al-Khattab - said: "Leave your gold with us, then return to us when our servant comes and we will give you your silver." 'Umar bin Al-Khattab said: "No! By Allah! Either give him his silver or return his gold to him. Indeed the Messenger of Allah (ﷺ) said: 'Silver for gold is…

That the Messenger of Allah (ﷺ) said: "Both the buyer and the seller retain the option as long as they have not separated. If they spoke the truth and clarified (any defects or conditions), then they would be blessed in their sale, and if they hid something and lied then their sale would be deprived of blessings." And this is a Sahih Hadith. This is how it was reported from Abu Barzah Al-Aslami, that two men came disputing to him…

"The Prophet (ﷺ) gave a Bedouin the option after a sale." This Hadith is Hasan Gharib.

] This Hadith is Hasan Sahih. This is acted upon according to some of the people of knowledge among the Companions of the Prophet (ﷺ) and others. They did not think that an embellished (silver-gilded) sword could be sold for Dirham, nor a silver-plated waist-band, or something similar, until it (the silver) was distinguished and separated. This is the view of Ibn al-Mubarak, Ash-Shafi'i, Ahmad and Ishaq. Some of the people of knowledge, among the Companions of the Prophet (ﷺ)…

From Iyas bin 'Abd al-Muzani who said: "The Prophet (ﷺ) prohibited selling water." There are narrations on this topic from Jabir, Buhaisah from her father, Abu Hurairah, 'Aishah, Anas and 'Abdullah bin 'Amr. The Hadith is Iyas is a Hasan Sahih Hadith. This is acted upon according to most of the people of knowledge, they dislike selling water. This is the view of Ibn Al-Mubarak, Ash-Shafi'i, Ahmad, and Ishaq. Some of the people of knowledge permitted selling water, Al-Hasan al-Basri…

That the Prophet (ﷺ) said: "Whoever buys food, then he is not to sell it until he takes possession of it." Ibn 'Abbas said: "All things are considered the same (in this regard)." There are narrations on this topic from Jabir, Ibn 'Umar, and Abu Hurairah. The Hadith of Ibn 'Abbas is a Hasan Sahih Hadith.

That the Prophet (ﷺ) said: "When one of you comes upon livestock, if its owner is with it then seek his permission. If he permits him then let him milk it and drink. If there is no one with it then call out three times, if someone answers then seek his permission. If no one answers then let him milk it and drink without carrying (any of it away)." There are narrations on this topic from Ibn 'Umar and Abu…

From Zaid bin Thabit that the Prophet (ﷺ) prohibited Al-Muhalaqah and Al-Muzabanah, except that he permitted those practice Al-'Araya to sell it for a like estimation. There are narrations on this topic from Abu Hurairah and Jabir. The Hadith if Zaid bin Thabit: This is how Muhammad bin Ishaq reported this Hadith. Ayyub, 'Ubaidullah bin 'Umar, and Malik bin Anas reported it from Nafi', from 'Ibn Umar: "The Prophet (ﷺ) prohibited Al-Muhalaqah and Al-Muzabanah." With this chain of narration, it…

"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.…

That the Prophet (ﷺ) said: "Procrastination (in paying a debt) by a rich person is oppression. So if your debt is transferred from your debtor to a rich debtor, you should agree." He said: There are narrations on this topic from Ibn 'Umar, and Ash-Sharid bin Suwaid Ath-Thaqafi.