Yā-Sīn - 21

﴿اتَّبِعُوا مَنْ لَا يَسْأَلُكُمْ أَجْرًا وَهُمْ مُهْتَدُونَ﴾

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(21) Follow those who do not ask of you [any] payment, and they are [rightly] guided.