الشعراۤء — Asy-Syu'ara' Ayat 164

وَمَآ اَسْـَٔلُكُمْ عَلَيْهِ مِنْ اَجْرٍ اِنْ اَجْرِيَ اِلَّا عَلٰى رَبِّ الْعٰلَمِيْنَ ۗ

Wa mā as'alukum ‘alaihi min ajrin in ajriya illā ‘alā rabbil-‘ālamīn(a).

"And I do not ask you for it any payment. My payment is only from the Lord of the worlds."