57:7 Believe in God and His messenger, and spend from what He has made you successors to. Those among you who believe and spend have deserved a great recompense.
The Monotheist Group (The Quran: A Monotheist Translation)
Dictionaries
Ejtaal Arabic Almanac: Lane's Lexicon, Hans Wehr, Lisan al-Arab and others
Is there disease in their hearts? Or have they begun to doubt [that this is a divine writ]? Or do they fear that God and His Apostle might deal unjustly with them?* Nay, it is [but] they, they who are doing wrong [to themselves]!