the supererogatory acts whose numbers have been set by the Sacred Law, and some have likened the matter to a medicine that loses its benefit when the prescribed dose is altered. Other scholars maintained that once a person completes the amount for which a specific reward has been promised, he secures that reward as soon as he does so. Al-Hafiz observed: “The ruling here turns on the intention. If, upon reaching the stated number, a person intends thereby to comply with the transmitted command and then adds more, the extra portion does not nullify the special reward. But if he exceeds the number without such an intention, the first opinion is the stronger.”