What are hadiths about ithar (altruism)? Examples of hadiths about ithar (altruism)…
Ibn al-Munkadir heard Jabir b. ʿAbd Allah (ra) say, “the Messenger of Allah (saw) never said ‘No’ to people who asked something from him.” (M6018, Muslim, al-Fadaʾil, 56)
According to Shahl b. Saʿd (ra), “A lady came with a piece of cloth, burda…. And she said, ‘O Allah’s Messenger! I have knitted this (Burda) with my own hands for you to wear it.’ Allah’s Messenger took it and he was in need of it. Allah’s Messenger came out to us and he was wearing it as an izār, a kind of skirt. A man from the people felt it and said, ‘O Allah’s Messenger! Give it to me to wear.’ The Prophet (saw) said, ‘Yes.’ Then he sat there for some time (and when he went to his house), he folded it and sent it to him.” (al-Bukhari, al-Libas, 18)
According to Anas b. Malik (ra), the Prophet (saw) said, “None of you believes until he loves for his brother what he loves for himself.” (al-Tirmidhi, Sifat al-Qiyama, 59)
According to Zayd b. Aslam his father heard ʿUmar b. al-Khattab (ra) say, “the Messenger of Allah (saw) commanded us one day to give ṣadaqa. At that time I had some property. I said, Today I will surpass Abu Bakr if I surpass him any day. I, therefore, brought half my property. the Messenger of Allah (saw) asked, ‘What did you leave for your family?’ I replied, ‘The same amount.’ Abu Bakr brought all that he had with him. the Messenger of Allah (saw) asked him. ‘What did you leave for your family?’ He replied, ‘I left Allah and His Messenger for them.’ I said, ‘I will never compete with you in anything.’” (Abu Daʾud, al-Zakat, 40; T3675, al-Tirmidhi, al-Manaqib, 16)
Source: Presidency Of Religious Affairs The Turkey, Islam Through Hadiths