From Sahih Bukhari (Hadith 2683):
Narrated Muhammad bin `Ali:Jabir bin `Abdullah said, "When the Prophet (ﷺ) died, Abu Bakr received some property from Al-`Ala bin Al-Hadrami. Abu Bakr said to the people, "Whoever has a money claim on the Prophet, or was promised something by him, should come to us (so that we may pay him his right)." Jabir added, "I said (to Abu Bakr), Allah's Messenger (ﷺ) promised me that he would give me this much, and this much, and this much (spreading his hands three times)." Jabir added, "Abu Bakr counted for me and handed me five-hundred (gold pieces), and then five-hundred, and then five-hundred
Reference: Bukhari 2683