Surah Taha 20:70

فَأُلْقِىَ ٱلسَّحَرَةُ سُجَّدًا قَالُوٓا۟ ءَامَنَّا بِرَبِّ هَـٰرُونَ وَمُوسَىٰ

So the magicians fell down in prostration. They said, "We have believed in the Lord of Aaron and Moses."

Translation: Saheeh International

Tafsir

Thereat the sorcerers cast their heads down prostrating they fell down prostrating to God exalted be He They said ‘We now believe in the Lord of Aaron and Moses’.

Excerpt from Tafsir al-Jalalayn, commentary on 20:70, via Quran.com. The reader has the full commentary and 9 more tafsirs.