أَحْكَمِ

A word in the Arabic language will either be 1) a verb or 2) a noun or 3) a particle – أَحْكَمِ is a noun

A noun may either be 1) Definite or indefinite 2) Masculine or feminine 3) Singular, dual or plural 4) Nominative, accusative or genitive

الأَحْكَمُ is the natural state of this definite noun and it becomes الأَحْكَمِ due to: 1) a preposition that precedes it or 2) a possessed noun that precedes it or 3) it’s a noun of dependent declension a) نَعْتٌ / صِفَطٌ adjectives b) التَّوْكِيْدُ emphatic c) المَعْطُوْفٌ conjunction d) البَدَلُ synonym

الأَحْكَمِ loses it’s definite article, becoming أَحْكَمِ due to it being a possessed noun

More or most knowing or wise.

To restrain from, exercise authority, command, give judgment, judge, be wise

الْمَعْرِفَةُمُفْرَدٌمُذَكَّرٌمَجْرُوْرٌح ك مبَاب نَصَرَحَكَمَ يَحْكُمُأَفْعَلُاسْمٌالْاِسْمُ التَّفْضِيْلُ
DefiniteSingularMasculineGenitiveRootMost justنPatternNounSuperlative noun
Surah/Below is the only verse in the holy Quran containing the genitive nounأَحْكَمِ
Verse
95-8Is not Allah the most just of all judges?أَلَيْسَ اللهُ بِأَحْكَمِ الْحَاكِمِيْنَ