Hadith Q2472

وَكَرَاهِيَةِ رَدِّ السَّائِلِ مِنْ غَيْرِ إِعْطَاءٍ إِذَا لَمْ يَكُنْ لِلْمَسْئُولِ مَا يُجْزِلُ الْعَطِيَّةَ
Even if a person does not have the means to give a large gift, it is still disliked to send a beggar away without giving anything.
Hadith Reference صحيح ابن خزيمه / جماع أبواب صدقة التطوع / Q2472