It wasnarrated that Ibn 'Abbas said:
"A man died at the time of theMessenger of Allah (ﷺ), and he left no heir except for a slave whomhe had set free. The Messenger of Allah (ﷺ) gave the legacy tohim."
English reference: Vol. 4, Book 23, Hadith 2741
Arabic reference: Book 23, Hadith 2846