Abdullah ibn Umar reported: The Messenger of Allah, peace and blessings be upon him, was upon the pulpit mentioning charity and abstaining from begging and he said, “The upper hand is better than the lower hand. The upper hand is one that gives and the lower hand is one that takes.”

Source: Sahih Muslim 1033

Grade: Sahih (authentic) according to Imam Muslim

عَنْ عَبْدِ اللَّهِ بْنِ عُمَرَ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ وَهُوَ عَلَى الْمِنْبَرِ وَهُوَ يَذْكُرُ الصَّدَقَةَ وَالتَّعَفُّفَ عَنْ الْمَسْأَلَةِ الْيَدُ الْعُلْيَا خَيْرٌ مِنْ الْيَدِ السُّفْلَى وَالْيَدُ الْعُلْيَا الْمُنْفِقَةُ وَالسُّفْلَى السَّائِلَةُ

1033 صحيح مسلم كِتَاب الزَّكَاةِ باب بَيَانِ أَنَّ الْيَدَ الْعُلْيَا خَيْرٌ مِنْ الْيَدِ السُّفْلَى وَأَنَّ الْيَدَ الْعُلْيَا هِيَ الْمُنْفِقَةُ وَأَنَّ السُّفْلَى هِيَ الْآخِذَةُ

http://dailyhadith.abuaminaelias.com/2013/08/05/hadith-on-begging-the-upper-hand-that-gives-is-better-than-the-lower-hand-that-takes/