Muwatta Malik 1852
موطأ مالك#1852SahihYahya related that Malik heard al-Ala ibn Abd ar-Rahman say, "Sadaqa does not decrease property, and Allah only increases a slave in worth for his restraint, and no slave is humble but that Allah raises him." Malik said, "I do not know whether this hadith goes back to the Prophet, may Allah bless him and grant him peace, or not
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliSahih
In-book reference: 58:12