Yusuf 12:104

وَمَا تَسْـَٔلُهُمْ عَلَيْهِ مِنْ أَجْرٍ ۚ إِنْ هُوَ إِلَّا ذِكْرٌ لِّلْعَـٰلَمِينَ

Wamā tasaluhum ʿalayhi min ajrin in huwa illā dhik'run lil'ʿālamīna

And you do not ask of them for it any payment. It is not except a reminder to the worlds.