Translation for 27:45

وَلَقَدۡ أَرۡسَلۡنَآ إِلَىٰ ثَمُودَ أَخَاهُمۡ صَٰلِحًا أَنِ ٱعۡبُدُواْ ٱللَّهَ فَإِذَا هُمۡ فَرِيقَانِ يَخۡتَصِمُونَ ٤٥
And We certainly sent to the people of Thamûd their brother Ṣâliḥ, proclaiming, “Worship Allah,” but they suddenly split into two opposing groups.1

Foot notes

77112

 i.e., believers and disbelievers.