Full Sharh — Sahih Muslim 4500
وَحَدَّثَنِي أَبُو الطَّاهِرِ، أَخْبَرَنَا عَبْدُ اللَّهِ بْنُ وَهْبٍ، أَخْبَرَنِي سُفْيَانُ الثَّوْرِيُّ، وَمَالِكُ، بْنُ أَنَسٍ وَعَمْرُو بْنُ الْحَارِثِ وَغَيْرُهُمْ أَنَّ رَبِيعَةَ بْنَ أَبِي عَبْدِ الرَّحْمَنِ، حَدَّثَهُمْ بِهَذَا الإِسْنَادِ، مِثْلَ حَدِيثِ مَالِكٍ غَيْرَ أَنَّهُ زَادَ قَالَ أَتَى رَجُلٌ رَسُولَ اللَّهِ صلى الله عليه وسلم وَأَنَا مَعَهُ فَسَأَلَهُ عَنِ اللُّقَطَةِ . قَالَ وَقَالَ عَمْرٌو فِي الْحَدِيثِ " فَإِذَا لَمْ يَأْتِ لَهَا طَالِبٌ فَاسْتَنْفِقْهَا " .
English Translation
This hadith has been narrated on the authority of Rabi'a b. Abu Abd al-Rahman with the same chain of transmitters but with this addition:" There came a person to Allah's Messenger (ﷺ) while I was with him, and he asked him about picking up of a stray article, and he said: When none comes to demand it, then spend that
Source
Sahih Muslim(صحيح مسلم)
The Book of Lost Property
Hadith Number
4500