Surah Saba 34:20

وَلَقَدْ صَدَّقَ عَلَيْهِمْ إِبْلِيسُ ظَنَّهُۥ فَٱتَّبَعُوهُ إِلَّا فَرِيقًا مِّنَ ٱلْمُؤْمِنِينَ

And Iblees had already confirmed through them his assumption, so they followed him, except for a party of believers.

Translation: Saheeh International

Tafsir

And verily Iblīs proved true read sadaqa or saddaqa his opinion of them that is of the disbelievers among them — the folk of Sheba — which was that by his tempting them to go astray they would follow him. …

Excerpt from Tafsir al-Jalalayn, commentary on 34:20, via Quran.com. The reader has the full commentary and 9 more tafsirs.