Dalil
العربية

Quran Al-Qamar 54:50

وَمَآ أَمۡرُنَآ إِلَّا وَٰحِدَةٞ كَلَمۡحِۭ بِٱلۡبَصَرِ

Translation

And Our command is but one, like a glance of the eye.