The Holy Quran 34:20 — Surah Saba

Arabic text

وَلَقَدْ صَدَّقَ عَلَيْهِمْ إِبْلِيسُ ظَنَّهُۥ فَٱتَّبَعُوهُ إِلَّا فَرِيقًا مِّنَ ٱلْمُؤْمِنِينَ

Translation

Iblees (Shaytaan) certainly found his expectation (beliefs) about them to be true, so all of them followed him (into kufr) besides a group of Mu'mineen.

Tafsir (excerpt) — Tafsir Usmani

The cause of their decline was following Shaytan: on the very first day Iblis had estimated and said: لَاَحْتَنِكَنَّ ذُرِّيَّتَهٗۤ اِلَّا قَلِيْلًا “I will surely bring his descendants under my sway, all but a few” (Al-Isra, ruku' (section) 7)

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