ZAKĀT is a Qurʾanic term that signifies the specific obligation of giving a portion of an individual's wealth and possessions for primarily charitable purposes. The word is derived from a root meaning "to be pure" and also carries additional connotations of "increase" and "virtue," as well as "giving." It is also used in the Qurʾān together with other terms such as ṣadaqāt that also carry the connotation of giving and of charity.

The Qurʾān links zakāt to other primary acts of belief: "Piety does not consist of merely turning your face to the east or to the west. Rather, the pious person is someone who believes in God, the last day, the angels, the book, and the prophets and who out of his love gives his property to his relatives, orphans, the needy, travelers, supplicants, and slaves; and...