It is established in the two Sahih collections that “a prostitute gave water to a dog, so Allah forgave” (1) her for giving it water (2).
They said: Neither of Adam’s two sons was a polytheist. However, one of them did not intend to draw nearer to Allah by offering good things from his wealth, as related in the report. For this reason, Allah did not accept his offering.
Allah Most High said concerning the hypocrites:
“Nothing prevents what they spend from being accepted from them except that they disbelieve in Allah and His Messenger, come to prayer only sluggishly, and spend only unwillingly” [Surah al-Tawbah: 54].
Thus, He made these matters—rather than sins in general—obstacles to the acceptance of what they spent.
The scholars of hadith and the Sunnah (3) said: When faith is negated of someone, it is because he has neglected some of its obligations. The designation of an act of worship may be negated when some of its obligatory elements are absent, for it is no longer complete. This does not necessarily mean that nothing of it remains. Rather, the revealed texts indicate that part of it does remain and that anyone who retains some of it will be brought out of the Fire.
It is well known that acts of worship contain obligatory elements. Hajj, for example, includes obligatory rites such as stoning the Jamarāt. If a person omits one of them, his Hajj is deficient and he incurs sin for the omission, but he is not required to repeat it. Instead, he makes amends by offering a sacrificial animal. If he does not make amends, the obligation remains outstanding. Likewise, faith is diminished by sins. If a person repents, his faith is restored; otherwise, it remains deficient in a manner for which he incurs sin. There are also acts forbidden during Hajj which, if he commits them,