Quran Al-Furqan 25:57
قُلۡ مَآ أَسۡـَٔلُكُمۡ عَلَيۡهِ مِنۡ أَجۡرٍ إِلَّا مَن شَآءَ أَن يَتَّخِذَ إِلَىٰ رَبِّهِۦ سَبِيلٗا ٥٧
Translation
Say, "I do not ask of you for it any payment - only that whoever wills might take to his Lord a way."
قُلۡ مَآ أَسۡـَٔلُكُمۡ عَلَيۡهِ مِنۡ أَجۡرٍ إِلَّا مَن شَآءَ أَن يَتَّخِذَ إِلَىٰ رَبِّهِۦ سَبِيلٗا ٥٧
Say, "I do not ask of you for it any payment - only that whoever wills might take to his Lord a way."