al-Hasan al-Basri الحسن البصري · The Book of Oaths and Vows

"A man from Banu Ghifar told me, in the gathering of Salim bin 'Abdullah, Salim bin 'Abdullah said: 'I heard 'Abdullah -that is, Ibn 'Umar- say: "The Messenger of Allah said: 'Allah forbids you to swear by your forefathers.'"'"

"You are setting up rivals (to Allah) and associating others (with Him). You say: 'Whatever Allah wills and you will,' and you say: 'By the Ka'bah.'" So the Prophet commanded them, if they wanted to swear an oath, to say: "By the Lord of the Ka'bah;" and to say: "Whatever Allah wills, then what you will."

"Do not swear by your forefathers or by false gods (At-Tawaghit)."

"The Messenger of Allah said: 'Whoever among you swears and says: By Al-Lat, let him say: La ilaha illallah (There is none worthy of worship except Allah). And whoever says to his companion: Come, let us gamble, then let him give in charity.'"

"I came to the Messenger of Allah with a group of the Ash'ari people and asked him to give us animals to ride. He said: 'By Allah, I cannot give you anything to ride and I have nothing to give you to ride.' We stayed as long as Allah willed, then some camels were brought to him. He ordered that we be given three fine-looking camels. When we left, we said to one another: 'We came to the Messenger of…

"Whoever swears an oath, then sees something better than it, let him do that which is better."

"If any one of you swears an oath, then he sees something better than it, let him offer expiation for his oath, and look at what is better and do it."

"There is no vow to commit an act of disobedience, and its expiation is the expiation for an oath."

"There is no vow to commit an act of disobedience, and its expiation is the expiation for an oath."

"The Messenger of Allah said: 'There is no vow to commit an act of disobedience, and its expiation is the expiation for an oath.'"

"The Messenger of Allah said: 'There is no vow to commit an act of disobedience, and its expiation is the expiation for an oath.'"

The Messenger of Allah said: "There is no vow for the son of Adam with regard to that which he does not possess, or to do an act of disobedience to Allah, the Mighty and Sublime." 'Ali bin Zaid contradicted him -for he reported it from Al-Hasan from 'Abdur-Rahman bin Samurah.