Answer: With regard to the Almighty’s statement, “We have not neglected anything in the Record” [al-Anʿām 6:38], the “Record” (kitāb) referred to here is the Preserved Tablet (al-lawḥ al-maḥfūẓ), not the Noble Quran.
As for His words, “We have set out everything in precise detail” [al-Isrāʾ 17:12], then when you add to the Quran what has already been explained, the conclusion is that Allah has indeed set forth every matter in detail—but with an additional qualification. You are aware that detailing can sometimes be accomplished in a summarized form, by establishing broad principles under which fall countless particulars that cannot be individually enumerated because of their sheer number. When the Wise Lawgiver placed those many particulars under well-known maxims, the meaning of the noble verse became clear. At other times the detailing—this being the sense that first comes to mind from the verse—occurs item by item, as in the Prophet’s ﷺ saying: “I have not left anything that Allah commanded you to do without commanding you to do it, nor have I left anything that He forbade without forbidding you from it.” 1
Thus, the detailing is sometimes through principles that encompass innumerable particulars, and at other times through the explicit clarification of individual acts of worship and legal rulings in a manner that does not