Hammad bin Zayd حماد بن زيد بن درهم الأزدي الأزرق · Wages (Kitab Al-Ijarah)

The Prophet (ﷺ) said: A townsman must not sell for a man from the desert, even if he is his brother or father. Abu Dawud said: Anas b. Malik said: It was said: A townsman must not sell for a man from the desert. This phrase carries a broad meaning. It means that the (the townsman) must not sell anything for him or buy anything for him.

The Messenger of Allah (ﷺ) as saying: Do not go out to meet riders to conduct business with them ; none of you must buy in opposition to one another; and do not tie up the udders of camels and sheep, for he who buys them after that has been done has two courses open to him after milking them: he may keep them if he is pleased with them, or he may return them along with a sa' of…

The Messenger of Allah (ﷺ) as saying: Each one of the two parties in a business has an option (to annul it) against the other party so long as they have not separated, except in a conditional bargain.

The Prophet (ﷺ) said: Both parties in a business transaction have a right to annul it so long as they have not separated unless it is a bargain with the option to annul is attached to it; and it is not permissible for one of them to separate from the other for fear that one may demand that the bargain be rescinded.

The Messenger of Allah (ﷺ) as saying: If anyone buys grain, he should not sell it until he measures it. Abu Bakr added in his version: I asked Ibn 'Abbas: Why ? He replied: Do you not see that they sell (grain) for gold, but the grain is still with the seller.

We came to AbuHurayrah who had become insolvent. He said: I shall decide between you on the basis of the decision of the Messenger of Allah (ﷺ): If anyone becomes insolvent or dies and the man (the seller) finds his very property with him, he is more entitled to it (than others).

The Prophet (ﷺ) said: If anyone finds an animal whose owners were helpless to provide fodder to it and so they turned it out (of their house), and he took it and looked after it, it will belong to him. Abu Dawud said: This is the tradition of Hammad. It is more plain and perfect.

That his father had given him a slave. The Messenger of Allah (ﷺ) said: What is this slave ? He replied: This is my slave which my father has given me. He asked: Has he given all your brothers the same as he has given you? He replied: No. He then said: Return it, then.

Bashir's wife said (to her husband): Give my son your slave, and call the Messenger of Allah (ﷺ) as witness for me. So he came to the Messenger of Allah (ﷺ) and said: The daughter of so-and-so has asked me to give her som my slave and said to me: Call the Messenger of Allah (ﷺ) as witness for her. He asked: Has he brothers? He replied: Yes. He again asked: Has he given them all the same as you…