The Criterion
IN THE NAME OF GOD, THE MOST GRACIOUS, THE DISPENSER OF GRACE[25:67]
and who, whenever they spend on others, are neither wasteful nor niggardly but [remember that] there is always a just mean between those [two extremes];

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* v.67 : In the Qur’ān, the verb anfaqa (and the corresponding noun nafaqah) has usually this connotation.