Allah's Messenger (ﷺ) said, "Don't sell gold for gold unless equal in weight, nor silver for silver unless equal in weight, but you could sell gold for silver or silver for gold as you like."

that his father said, "The Prophet (ﷺ) forbade the selling of gold for gold and silver for silver except if they are equivalent in weight, and allowed us to sell gold for silver and vice versa as we wished."

The Prophet (ﷺ) allowed the sale of the dates of 'Araya provided they were about five Awsuq (singular: Wasaq which means sixty Sa's) or less (in amount).

Allah's Messenger (ﷺ) forbade the sale of fruits till their benefit is evident. He forbade both the seller and the buyer (such sale).

Allah's Messenger (ﷺ) forbade Al-Muzabana, i.e. to sell ungathered dates of one's garden for measured dried dates or fresh ungathered grapes for measured dried grapes; or standing crops for measured quantity of foodstuff. He forbade all such bargains.

The Prophet (ﷺ) said, "Whoever pollinates date palms and then sells them, the fruits will belong to him unless the buyer stipulates that the fruits should belong to him (and the seller agrees).

I was with the Prophet (ﷺ) while he was eating fresh dates. He said, "From the trees there is a tree which resembles a faithful believer." I wanted to say that it was the date palm, but I was the youngest among them (so I kept quiet). He added, "It is the date palm."

who heard Aisha saying, "The Holy Verse; 'Whoever amongst the guardians is rich, he should take no wages (from the property of the orphans) but If he is poor, let him have for himself what is just and reasonable (according to his labors)' (4.6) was revealed concerning the guardian of the orphans who looks after them and manages favorably their financial affairs; If the guardian Is poor, he could have from It what Is just and reasonable, (according to his labors).

Allah's Messenger (ﷺ) gave preemption (to the partner) in every joint property, but if the boundaries of the property were demarcated or the ways and streets were fixed, then there was no pre-emption.

Hakim bin Hizam said, "O Allah's Messenger (ﷺ)! I used to do good deeds in the Pre-Islamic period of Ignorance, e.g., keeping good relations with my Kith and kin, manumitting slaves and giving alms. Shall I receive a reward for all that?" Allah's Messenger (ﷺ) replied, "You embraced Islam with all the good deeds which you did in the past."

Allah's Messenger (ﷺ) said, "By Him in Whose Hands my soul is, son of Mary (Jesus) will shortly descend amongst you people (Muslims) as a just ruler and will break the Cross and kill the pig and abolish the Jizya (a tax taken from the non-Muslims, who are in the protection, of the Muslim government). Then there will be abundance of money and nobody will accept charitable gifts.

Allah's Messenger (ﷺ) forbade taking the price of a dog, money earned by prostitution and the earnings of a soothsayer.

I saw my father buying a slave whose profession was cupping, and ordered that his instruments (of cupping) be broken. I asked him the reason for doing so. He replied, "Allah's Messenger (ﷺ) prohibited taking money for blood, the price of a dog, and the earnings of a slave-girl by prostitution; he cursed her who tattoos and her who gets tattooed, the eater of Riba (usury), and the maker of pictures."

`Utba bin Abu Waqqas took a firm promise from his brother Sa`d bin Abu Waqqas to take the son of the slave-girl of Zam`a into his custody as he was his (i.e. `Utba's) son. In the year of the Conquest (of Mecca) Sa`d bin Abu Waqqas took him, and said that he was his brother's son, and his brother took a promise from him to that effect. 'Abu bin Zam`a got up and said, "He is my brother and the son of the slave-girl of my father and was born on my father's bed." Then they both went to the Prophet (ﷺ) Sa`d said, "O Allah's Messenger (ﷺ)! He is the son of my brother and he has taken a promise from me that I will take him." 'Abu bin Zam`a said, "(He is) my brother and the son of my father's slave-girl and was born on my father's bed." Allah's Messenger (ﷺ) said, "The boy is for you. O 'Abu bin Zam`a." Then the Prophet (ﷺ) said, "The son is for the bed (i.e. the man on whose bed he was born) and stones (disappointment and deprivation) for the one who has done illegal sexual intercourse." The Prophet (ﷺ) told his wife Sauda bint Zam`a to screen herself from that boy as he noticed a similarity between the boy and `Utba. So, the boy did not see her till he died.

that his uncle said: "The Prophet (ﷺ) was asked: If a person feels something during his prayer; should one interrupt his prayer?" The Prophet (ﷺ) said: No! You should not give it up unless you hear a sound or smell something." Narrated Ibn Abi Hafsa: Az-Zuhri said, "There is no need of repeating ablution unless you detect a smell or hear a sound."

The Prophet (ﷺ) said, "A time will come when one will not care how one gains one's money, legally or illegally."

Abu Hurairah (ra) said, "Allah's Messenger (ﷺ) mentioned a person from Bani Israel who travelled by sea and carried out his needs." Then he narrated the whole story. (See Hadith no. 2291)

A caravan arrived (at Medina) while we were offering the Jumua prayer with the Prophet. The people left out for the caravan, with the exception of twelve persons. Then this Verse was revealed: 'But when they see some bargain or some amusement, they disperse headlong to it and leave you standing." (62.11)

The Prophet (ﷺ) purchased food grains from a Jew on credit and mortgaged his iron armor to him.

Anas went to the Prophet (ﷺ) with barley bread having some dissolved fat on it. The Prophet (ﷺ) had mortgaged his armor to a Jew in Medina and took from him some barley for his family. Anas heard him saying, "The household of Muhammad did not possess even a single Sa of wheat or food grains for the evening meal, although he has nine wives to look after." (See Hadith No. 685)