Concise Quran Commentary
This disbeliever had no group to protect him from the punishment that fell on him, whereas he was the one who used to boast about his group. He himself too could not stop Allah from destroying his garden.
Tafsir for this Ayah
Surah 18 : Ayah 43
Surah 18 : Ayah 43
وَلَمْ تَكُن لَّهُۥ فِئَةٌ يَنصُرُونَهُۥ مِن دُونِ ٱللَّهِ وَمَا كَانَ مُنتَصِرًا
He had none to support him against Allah, nor could he support himself.