Abu Hurairah (RA) reported Allah's Messenger (may peace'be upon him) as saying: Do not go out to meet riders to enter into transaction with them; none of you must buy in opposition to another, nor must you bid against one another; a townsman must not sell for a man from the desert, and do not tie up udders of carnels and sheep, and he who buys them after that has been done has two courses open to him: after he has milked them he may keep them if he is pleased with them, or he may return them along with a sit of dates if he is displeased with them.

Ibn 'Umar (RA) reported that Allah's Messenger (ﷺ) forbade the outbidding (against another).

This hadith has been reported on the authority of 'Ubaidullah.

Ibn 'Umar (RA) reported Allah's Messenger (ﷺ) as saying: He who buys foodgrain should not sell it until he has taken full possession of it.

Ibn 'Umar (RA) reported: We used to buy foodgrains during the lifetime of Allah's Messenger (ﷺ) . He (the Holy Prophet) would then send to us one who commanded us to take them (the foodgrains) to a place other than the one where we had bought them before we sold it.

Ibn 'Umar (RA) reported Allah's Messenger (ﷺ) as saying: Both parties in a business transaction have the right to annul it so long as they have not separated; except in transactions which have been made subject to the right of parties to annul them.

Ibn 'Umar (RA) reported that Allah's Messenger (ﷺ) forbade the sale of fruits until they were clearly in good condition, he forbade it both to the seller and to the buyer.

Zaid bin Thabit (RA) reported Allah's Messenger (ﷺ) having given concession in case of 'ariyya for selling dry dates (with) fresh dates after measuring them out.

Abu Hurairah (RA) reported Allah's Messenger (ﷺ) having given exemption of 'ariyya transactions measuring less than five wasqs or up to five wasqs (the narrator Dawud is in doubt whether it was five or less than five).

Ibn 'Umar (RA) (Allah be pleased them) reported Allah's Messenger (ﷺ) having forbidden Muzabana, and Muzabana implies the selling of fresh dates for dry dates by measuring them out and the selling of raisins by measure for grapes.

Ibn 'Umar (RA) reported Allah's Messenger (ﷺ) as saying: If anyone buys palm-trees after they have been fecundated the fruit belongs to the seller unless the buyer makes a proviso.

Abu Sa'id al-Khudri (RA) reported Allah's Messenger (ﷺ) having forbidden Mazabana and Muhaqala. Muzibana means the buying of fruits on the trees and Muhaqala is the renting of land.

Hanzala bin Qais reported that he asked Rafi bin Khadij (RA) about renting of land, whereupon he said: Allah's Messenger (ﷺ) forbade the renting of land. I said: Is it forbidden (even if it is paid) in gold (dinar) and silver (dirham)? Thereupon he said: If it is paid in gold and silver, there is no harm in it.

Anas bin Malik (RA) reported that Allah's Messenger (ﷺ) forbade the sale of fruits until these are mellow. They (the companions of Anas) said: What is meant by" mellow"? He said: It implies that these became red. He said: When Allah hinders the growth of fruits, (then) what for the wealth of your brother would become permissible for you?

Abu Hurairah (RA) reported Allah's Messenger (ﷺ) as saying: Delay (in the payment of debt) on the part of a rich man is injustice, and when one of you is retired to a rich man, he should follow him.

Abu Hurairah (RA) reported Allah's Messenger (ﷺ) as saying: Excess water must not be withheld so that the growth of herbage may be hindered.

Aba Mas'ud al-Ansari (RA) reported that Allah's Messenger (ﷺ) forbade the charging of price of the dog, and earnings of a prostitute and sweets offered to a kahin.

Ibn 'Umar (RA) reported Allah's Messenger (ﷺ) giving command for killing dogs.

Ibn 'Umar reported Allah's Messenger (ﷺ) as saying He who kept a dog other than one meant for hunting or for watching the herd lost out of his deeds (equal to) two qirat every day.

Sufyan bin Abu Zuhair (he was a person belonging to the tribe of Shanu'a and was amongst the Conpanions of Allah's Messenger [may peace be upon him) said: I heard Messenger of Allah (ﷺ) as saying: He who kept a dog (other than that) which is indispensable for watching the field or the animals would lose one qirat out of his deeds every day. As-Sa'ib b Yazid (one of the narrators) said: Did you hear it from Allah's Messenger (ﷺ) ? He said: Yes. by the Lord of this mosque.

Nafi' reported that Ibn 'Umar told him that a person of the tribe of Laith said that Abu Sa'id al-Khudri narrated it (the above-mentioned hadith) from tile Messenger of Allah (ﷺ) in a narration of Qutaiba. So 'Abduliali and Nafi' went along with him, and in the hadith transmitted by Ibn Rumh (the words are) that Nafi' said: 'Abdullah (b. 'Umar) went and I along with the person belonging to Banu Laith entered (the house) of Sa'id al-Khudri, and he ('Abdullah bin 'Umar (RA) ) said: I have been informed that you say that Allah's Messenger (ﷺ) forbade the sale of silver with silver except in case of like for like, and sale of gold for gold except in case of like for like. Abu Sa'id pointed towards this eyes and his ears with his fingers and said: My eyes saw, and my ears listened to Allah's Messenger (ﷺ) saying: Do not sell gold for gold, and do not sell silver for silver except in case of like for like, and do not increase something of it upon something, and do not sell for ready money something, not present, but hand to hand.

This hadith has been narrated on the authority of Musa bin Abu Tamim with the same chain of transmitters.

Abu Hurairah (RA) reported that Allah's Messenger (ﷺ) deputed a person to collect revenue from Khaibar. He brought fine quality of dates, whereupon Allah's Messenger (ﷺ) said: Are all the dates of Khaibar like this)? He said: No. We got one sa' (of fine dates) for two sa's (of inferior dates), and (similarly) two sa's for three sa's. Thereupon Allah's Messenger (ﷺ) said: Don't do that rather sell the inferior quality of dates for dirhams (money), and then buy the superior quality with the help of dirhams.

Abu Rafi' reported that Allah's Messenger (ﷺ) took from a man as a loan a young camel (below six years). Then the camels of Sadaqa were brought to him. He ordered Abu Rafi' to return to that person the young camel (as a return of the loan). Abu Rafi' returned to him and said: I did not find among them but better camels above the age of six. He (the Holy Propet) said: Give that to him for the best men are those who are best in paying off the debt.

Abu Hurairah (RA) reported Allah's Messenger (ﷺ) as saying: None among you should prevent his neighbour from fixing a beam in his wall. Abu Hurairah (RA) then said: What is this that I see you evading (this injunction of the Holy Prophet)? By Allah, I will certainly throw it between your shoulders (narrate this to you.)

Umar bin Khattab (RA) reported: I donated a pedigree horse in the path of Allah. Its possesser made it languish. I thought that he would sell it at a cheap price. I asked Allah's Messenger (ﷺ) about it, whereupon he said: Don't buy it and do not get back your charity, for one who gets back the charity is like a dog who swallows its vomit.

This hadith has been narrated on the authority of Malik bin Anas with the same chain of transmitters but with this addition: "Don't buy that even if he gives you for one dirham."

Ibn 'Umar reported that 'Umar bin al-Khattib (RA) donated a horse in the path of Allah and (later on) he found it being sold, and he decided to buy that. He asked the Messenger of Allah (ﷺ) about it, whereupon he (the Holy prophet) said: Don't buy that and do not get back what you gave in charity.

Nu'man bin Bashir reported that his father brought him to Allah's Messenger (ﷺ) and said: I have donated this slave of mine to my son. Allah's Messenger (ﷺ) said: Have you donated to every one of your sons (a slave) like this? He said: No. Thereupon Allah's Messenger (may peace he upon him) said: Then take him back.

Jabir bin 'Abdullah (RA) reported Allah's Messenger (ﷺ) as saying: Whoever a person is gifted a life grant, then it is for him (belongs to him and to his posterity, for it belongs to him who has been gven it). It would not return to him who gave it for he conferred it as a gift (it becomes the property of the donee and as such) rules of inheritance will apply to it.

This hadith has been narrated on the authority of Zuhri with a different chains of transmitters.

Abu Hurairah (RA) reported Allah's Messenger (ﷺ) as saying: He who took an oath and then found another thing better than (this) should expiate for the oath (broken) by him and do (the better thing).

Ibn 'Umar (RA) reported Allah's Messenger (ﷺ) as saying: When a slave looks to the welfare of his master and worships Allah well, he has two rewards for him.

Ibn 'Umar reported Allah's Messenger (ﷺ) as saying: He who gives up his share in a slave, and has enough money to pay the full price of the slave, then full emancipation devolves upon him; but if he has not the money, then he emancipated what he emancipated.

Abu Laila 'Abdullah bin 'Abdul Rahman bin Sahl reported that the elderly persons of (the tribe) had informed Sahl bin Abu Hathma that 'Abdullah bin Sahl and Muhayyisa went out to Khaibar under some distress which had afflicted them. Muhayyisa came and informed that Abdutlah bin Sahl had been killed, and (his dead body) had been thrown in a well or in a ditch. He came to the Jews and said: By Allah, it is you who have killed him. They said: By Allah, we have not killed him. He then came to his people, and made mention of that to them. Then came he and his brother Huwayyisa, and he was older than he, and 'Abdul Rahman bin Sahl. Then Muhayyisa went to speak, and it was he who had accompanied ('Abdullah) to Khaibar, whereupon Allah's Messenger (ﷺ) said to Muhayyisa: Observe greatness of the great (he meant the seniority of age). Then Huwayyisa spoke and then Muhayyisa also spoke. Thereupon Allah's Messenger (ﷺ) said: They should either pay blood-wit for your companion, or be prepared for war. Allah's Messenger (ﷺ) wrote about it to them (to the Jews). They wrote: Verily, by Allah, we have not killed him. Thereupon Allah's Messenger (ﷺ) said to Huwayyisa and Muhayyisa and Abdul Rahman: Are you prepared to take oath in order to entitle yourselves for the blood-wit of your companion? They said: No. He (the Holy Prophet) said: Then the Jews will take oath (of their innocence). They said: They are not Muslims. Allah's Messenger (ﷺ) , however, himself paid the blood-wit to them and sent to them one hundred camels until they entered into their houses, Sahl said: One red she-camel among them kicked me.

Abu Hurairah (RA) reported that among two women of the tribe of Hudhail one flung a stone upon the other causing an abortion to her. Allah's Apostle (ﷺ) (may peace he upon him) gave judgment that a male or a female slave of best quality be given as compensation.

Ibn 'Umar reported that Allah's Messenger (may peace upon him) cut off the hand of a thief (in case of the theft) of a shield the price of which was three dirhams.

This hadith has been narrated on the authority of Ibn 'Umar through some other chains of transmitters but with a slight variation of words.

Ibn 'Umar (RA) reported that Allah's Messenger (ﷺ) stoned to death the Jews, both male and female, who had committed adultery. The Jews brought them to Allah's Messenger (may peace he upon him). The rest of the hadith is the same.

This hadith has been transmitted on the authority of Abu Hurairah (RA) and Zaid bin Khalid al-Juhani in the same way as transmitted by Malik with this (difference) tnat there is a doubt whether her sale (that of the slave-girl committing adultery) was mentioned after the third or the fourth time.