21يا أَيُّهَا النّاسُ اعبُدوا رَبَّكُمُ الَّذي خَلَقَكُم وَالَّذينَ مِن قَبلِكُم لَعَلَّكُم تَتَّقونَ(Irfan-ul-Quran)O People! Worship your Lord Who created you and (also) those who were before you, so that you become God-wary.