Or did We reveal a powerful proof to them, and that is why they are in duality?
Sayyed Abbas Sadr-Ameli
Or have We sent down any authority upon them, such as it speaks of what they associate with Him
Al-muntakhab fi tafsir al-Qur'an al-Karim
Or did We send down to them an authorization or someone with delegated authority to enforce polytheism and defend their course of action for incorporating with Allah other deities