The Science of the Principles of Jurisprudence

al-Rāzī wa-fīhi ishkālāt wa-tashkīkāt lā yanbaghī samāʻuhā fa-innahā tuḥayyir wa-tumriḍ wa-turdī wa-lā tashfī ghalīlan (١) nasʼal Allāh taʻālá al-ʻāfiyah , wa-aqwāl al-salaf fī al-tafsīr malīḥah lākinnahā thalāthat aqwāl fa-ṣāʻidan fa-yaḍīʻ al-ḥaqq bayna dhālika (٢) fa-inna al-ḥaqq lā yakūn fī jihatayn wa-rubbamā iḥtamala al-lafẓ maʻnayayn .

( ʻIlm uṣūl al-fiqh )

Uṣūl al-fiqh lā ḥājah laka bihi yā muqallid wa-yā man yazʻum anna al-ijtihād qad inqaṭaʻa wa-mā baqiya mujtahid (٣) wa-lā fāʼidah fī uṣūl al-fiqh illā an yaṣīr muḥaṣṣiluhu

— al-ḥawāshī —

[20] (١) lil-Rāzī kabīr minnah ʻalá ʻulamāʼ al-ummah bi-mā khallada fī kitābihi min al-nuqūl ʻan tafāsīr khasirahā al-ʻālam al-Islāmī , wa-in kāna fī tafsīrihi baʻḍ mā yuʼkhadh , yufīḍ fī abḥāth tamass bi-al-maʻqūl ifāḍat ḍalīʻ wa-qallamā yūjad mithluhu bayna al-nuẓẓār fī al-inṣāf maʻa al-akhṣām yastafrigh al-wusʻ fī taṣwīr ārāʼihim ʻalá al-wajh wa-al-istidlāl lahā bi-mā qad lā yatayassar lahum fa-yaṭūl al-kalām ʻalayhi ḥattá idhā akhadha fī al-radd ʻalayhim qad yaʻtarīhi futūr qabla tamām al-kalām fa-tabqá ashyāʼ lam yanquḍhā fī hādhā al-mawḍiʻ wa-yakūn qad naqaḍahā fī maḥall ākhar min kitābihi , wa-al-Dhahabī mimman lā yattasiʻ ṣadran li-abḥāth takhruj ʻan ḥadd al-riwāyah wa-tadkhul fī ḍimn al-maʻqūl wa-al-dirāyah .

[20] (٢) yadhkur al-Najm al-Ṭūfī fī ( al-Iksīr fī qawāʻid al-tafsīr ) misbāran kullīyan yakhtabir bihi al-aqwāl al-mukhtalifah fī al-tafsīr bi-al-riwāyah fa-yataʻarraf bihi wajh al-takhlāṣ minhā wa-huwa min mubtakarātihi al-laṭīfah al-muṭṭaridah , wa-al-qawāʻid al-ʻāmmah fī al-taʻāruḍ wa-al-tarjīḥ mimmā yanfaʻ fī hādhā al-ṣadad .

[20] (٣) bāb al-ijtihād maftūḥ li-ahlihi ʻalá miṣrāʻayhi madá al-dahr wa-mūṣad