Allah's Messenger (ﷺ) said, "Anyone who takes an oath through which his family may be harmed, and insists on keeping it, he surely commits a sin greater (than that of dissolving his oath). He should rather compensate for that oath by making expiation."

The Prophet (ﷺ) said, "If Caesar is ruined, there will be no Caesar after him; and if Khosrau is ruined, there will be no Khosrau, after him; and, by Him in Whose Hand my soul is, surely you will spend their treasures in Allah's Cause."

The Prophet (ﷺ) said, "O followers of Muhammad! By Allah, if you knew what I know, you would weep much and laugh little."

I reached him (the Prophet (ﷺ) ) while in the shade of the Ka`ba; he was saying, "They are the losers, by the Lord of the Ka`ba! They are the losers, by the Lord of the Ka`ba!" I said (to myself ), "What is wrong with me? Is anything improper detected in me? What is wrong with me? Then I sat beside him and he kept on saying his statement. I could not remain quiet, and Allah knows in what sorrowful state I was at that time. So I said, ' Who are they (the losers)? Let My father and mother be sacrificed for you, O Allah's Messenger (ﷺ)!" He said, "They are the wealthy people, except the one who does like this and like this and like this (i.e., spends of his wealth in Allah's Cause).

A man heard another man reciting: Surat-ul-Ikhlas (The Unity) 'Say: He is Allah, the One (112) and he was repeating it. The next morning he came to Allah's Messenger (ﷺ) and mentioned the whole story to him as if he regarded the recitation of that Sura as insufficient On that, Allah's Messenger (ﷺ) said, "By Him in Whose Hand my soul is! That (Sura No. 112) equals one-third of the Qur'an."

I heard the Prophet (ﷺ) saying, "Perform the bowing and the prostration properly (with peace of mind), for, by Him in Whose Hand my soul is, I see you from behind my back when you bow and when you prostrate."

An Ansari woman came to the Prophet (ﷺ) in the company of her children, and the Prophet (ﷺ) said to her, "By Him in Whose Hand my soul is, you are the most beloved people to me!" And he repeated the statement thrice.

The Prophet (ﷺ) said, "Whoever swears saying in his oath. 'By Al-Lat and Al-`Uzza,' should say, 'None has the right to be worshipped but Allah; and whoever says to his friend, 'Come, let me gamble with you,' should give something in charity."

Narrated Abu Hurairah that he heard the Prophet (ﷺ) saying, "Allah decided to test three people from Bani Isra'il. So, He sent an angel who came first to the leper and said, '(I am a traveller) who has run short of all means of living, and I have nobody to help me except Allah, and then with your help.'" Abu Hurairah then mentioned the complete narration.

The Prophet (ﷺ) ordered us to help others to fulfill the oaths.

The Prophet (ﷺ) said, "O `Abdur-Rahman bin Samura! Do not seek to be a ruler, because if you are given authority for it, then you will be held responsible for it, but if you are given it without asking for it, then you will be helped in it (by Allah): and whenever you take an oath to do something and later you find that something else is better than the first, then do the better one and make expiation for your oath."

I went to the Prophet (ﷺ) along with a group of Al-Ash`ariyin in order to request him to provide us with mounts. He said, "By Allah, I will not provide you with mounts and I haven't got anything to mount you on." Then we stayed there as long as Allah wished us to stay, and then three very nice looking she-camels were brought to him and he made us ride them. When we left, we, or some of us, said, "By Allah, we will not be blessed, as we came to the Prophet (ﷺ) asking him for mounts, and he swore that he would not give us any mounts but then he did give us. So let us go back to the Prophet (ﷺ) and remind him (of his oath)." When we returned to him (and reminded him of the fact), he said, "I did not give you mounts, but it is Allah Who gave you. By Allah, Allah willing, if I ever take an oath to do something and then I find something else than the first, I will make expiation for my oath and do the thing which is better (or do something which is better and give the expiation for my oath).

The Prophet (ﷺ) said, "We (Muslims) are the last in the world, but will be foremost on the Day of Resurrection."

Allah's Messenger (ﷺ) said, "If Khosrau is ruined, there will be no Khosrau after him; and if Caesar is ruined, there will be no Caesar after him. By Him in Whose Hand Muhammad's soul is, surely you will spend their treasures in Allah's Cause."

The Prophet (ﷺ) said, "Do you think if the tribes of Aslam, Ghifar, Muzaina and Juhaina are better than the tribes of Tamim, 'Amir bin Sa'sa'a, Ghatfan and Asad, they (the second group) are despairing and losing?" They (the Prophet's companions) said, "Yes, (they are)." He said, "By Him in Whose Hand my soul is, they (the first group) are better than them (the second group).

Abu-l-Qasim (the Prophet) said, "By Him in Whose Hand Muhammad's soul is, if you know that which I know, you would weep much and laugh little."

Hind bint `Utba bin Rabi`a said, "O Allah 's Apostle! (Before I embraced Islam), there was no family on the surface of the earth, I wish to have degraded more than I did your family. But today there is no family whom I wish to have honored more than I did yours." Allah's Messenger (ﷺ) said, "I thought similarly, by Him in Whose Hand Muhammad's soul is!" Hind said, "O Allah's Messenger (ﷺ)! (My husband) Abu Sufyan is a miser. Is it sinful of me to feed my children from his property?" The Prophet said, "No, unless you take it for your needs what is just and reasonable."

I heard the Prophet (ﷺ) saying, "Shall I tell you of the people of Paradise? They comprise every poor humble person, and if he swears by Allah to do something, Allah will fulfill it; while the people of the fire comprise every violent, cruel arrogant person."

Abu Bakr As-Siddiq had never broken his oaths till Allah revealed the expiation for the oaths. Then he said, "If I take an oath to do something and later on I find something else better than the first one, then I do what is better and make expiation for my oath."