Yazid bin Harun يزيد بن هارون · The Book of the Sunnah

Ubadah bin Samit Al-Ansari, head of the army unit, the Companion of the Messenger of Allah (ﷺ), went on a military campaign with Mu'awiyah in the land of the Byzantines. He saw people trading pieces of gold for Dinar and pieces of silver for Dirham. He said: "O people, you are consuming Riba (usury)! For I heard the Messenger of Allah (ﷺ) say: 'Do not sell gold for gold unless it is like for like; there should be no increase…

"When I narrate a Hadith from the Messenger of Allah (ﷺ), to you, then think of him as being the best, the most rightly guided and the one with the utmost Taqwa (piety, righteousness)"

"The Messenger of Allah (ﷺ) said: 'Allah refuses to accept the good deeds of one who follows innovation until he gives up that innovation.'"

"The Messenger of Allah (ﷺ) said: 'By the One in whose Hand is my soul! You will not enter Paradise until you believe, and you will not (truly) believe until you love one another. Shall I not tell you of something which, if you do it, you will love one another? Spread the greetings of Salam amongst yourselves.'"

"The Messenger of Allah said: 'I have no need of the friendship of any Khalil (close friend) but if I were to have taken anyone as a close friend, I would have taken Abu Bakr as a close friend, but your companion is the close friend of Allah,'" (One of the narrators) Waki' said: (by the phrase 'your companion'), he was referring to himself.

"We used to come across groups of Quraish who would be talking, but they would stop talking (when we approached). We mentioned that to the Messenger of Allah and he said: 'What is the matter with people who talk, then when they see a man from my family they stop talking? By Allah, faith will not enter a person's heart until he loves them for the sake of Allah and because of their closeness to me.'"