ادلهمَّ يدلهمّ، ادْلِهْمامًا، فهو مُدْلَهِمّ

كَثُف واسْوَدَّ، اشتدّ سوادُه

🇬🇧 Translation:

Became dense and blackened, its blackness intensified.

غَمَضَتْ معالمُه.

🇬🇧 Translation:

Its features/landmarks became obscure.