Surah Al-Hadid, ayah 18

57:18

إِنَّ ٱلۡمُصَّدِّقِينَ وَٱلۡمُصَّدِّقَٰتِ وَأَقۡرَضُواْ ٱللَّهَ قَرۡضًا حَسَنٗا يُضَٰعَفُ لَهُمۡ وَلَهُمۡ أَجۡرٞ كَرِيمٞ ١٨

Innal-mussaddiqīna wal-mussaddiqāti wa aqradullāha qardan hasanan yudā'afu lahum walahum ajrun karīm

Indeed, the men who practice charity and the women who practice charity and [they who] have loaned Allāh a goodly loan - it will be multiplied for them, and they will have a noble reward.