إِنَّهُ لَقَوْلٌ فَصْلٌ
it is indeed a conclusive discourse,
Agha Ali Puya Commentary
Commentary on Quran 86:13
[Pooya/Ali Commentary 86:13] (see commentary for verse 11)
The Morning Star
86. Aṭ-Ṭāriq
الطارق
al-Ṭāriq (The Night Visitor)
ٱلطَّارِق
86:13
ʾinnahū la-qawlun faṣlun
it is indeed a conclusive discourse,