وَحَدَّثَنِي مَالِكٌ، عَنْ زَيْدِ بْنِ أَسْلَمَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏ "‏ أَعْطُوا السَّائِلَ وَإِنْ جَاءَ عَلَى فَرَسٍ ‏"‏ ‏.‏

Malik related to me from Zayd ibn Aslam that the Messenger of Allah, may Allah bless him and grant him peace, said, "Give to a beggar even if he comes on a horse