কান লাগিয়ে রাখ।

وَإِذَا قُرِئَ الْقُرْآنُ فَاسْتَمِعُوا لَهُ وَأَنْصِتُوا لَعَلَّكُمْ تُرْحَمُونَ
So when the Qur’an is recited, then listen to it and pay attention that you may receive mercy.  Q 7: 204