for should he fail to do so, persist in it, and grow accustomed to it, that will inevitably lead him into the forbidden.
4 – The early generations, may Allah have mercy on them, would abandon many things that were in themselves permissible, fearing that they might slip into what is disliked or forbidden; for whoever does not stay clear of doubtful matters in his earnings and daily life exposes both his faith and his honour to accusation.
5 – The Prophet ﷺ then likened the prohibitions to a royal reserve—a pasture set aside by caliphs and kings for their own mounts—and he compared the one who dallies with doubtful matters to a shepherd who grazes his flock around the perimeter of that reserve. Because of their nearness, the animals are almost certain to wander into it; likewise, the person who meddles with what is doubtful is on the verge of falling into the forbidden. It is a striking image and an easily grasped parable.
6 – He ﷺ went on to say that within the body there is a small, delicate morsel of flesh, no bigger than a bite: the heart. The heart is the sovereign that rules the kingdom of the limbs and all the deeds they perform; their soundness or corruption depends entirely upon it. If the heart is sound, it commands only what is good and the whole body becomes sound; but if it is corrupt, it commands evil, and the deeds become inverted and deviant. Allah is the One who grants success.
7 – In short, this hadith is tremendous and majestic—a cornerstone of Islam and a fundamental principle of the sacred law. The lights of Prophethood shine upon it, and the lamp of the Message illuminates it. It is one of the Prophet’s ﷺ all-embracing, concise sayings, and a full exposition of it would require a lengthy, dedicated treatise.
8 – The scholars unanimously agree on the greatness of this hadith and the abundance of its benefits, and that it is among the traditions upon which Islam revolves. Some have said that it constitutes one third of the religion; the hadith “Deeds are only by their intentions” makes up another third, and the hadith “Part of a person’s excellence in Islam is to leave what does not concern him” comprises the remaining third.
9 – His statement, “The lawful is clear and the unlawful is clear…,” means that things fall into three categories: