Surah An-Naml, Verse 45

وَلَقَدۡ أَرۡسَلۡنَآ إِلَىٰ ثَمُودَ أَخَاهُمۡ صَٰلِحًا أَنِ ٱعۡبُدُواْ ٱللَّهَ فَإِذَا هُمۡ فَرِيقَانِ يَخۡتَصِمُونَ٤٥

walaqad arsalnā ilā thamūda akhāhum ṣāliḥan ani uʿ'budū l-laha fa-idhā hum farīqāni yakhtaṣimūna

And We had certainly sent to Thamūd their brother Ṣāliḥ, [saying], "Worship Allāh," and at once they were two parties conflicting.